Ultrasonic sensor là gì

Cảm Biến Siêu Âm LEGO EDUCATION EV3 Ultrasonic Sensor - 45504 Cảm Biến Siêu Âm LEGO EDUCATION EV3 Ultrasonic Sensor - 45504 là thiết bị cảm biến kỹ thuật số nhằm tạo ra sóng âm và có khả năng đọc tiếng vọng để phát hiện và đo khoảng cách từ các đối tượng khác nhau. Qua bộ cảm biến này, các bé trên 10 tuổi có thể thiết kế một hệ thống giao thông mini để theo dõi và đo khoảng cách giữa các xe, qua đó khám phá công nghệ được sử dụng trong các thiết bị hàng ngày. Cảm Biến Siêu Âm LEGO EDUCATION EV3 Ultrasonic Sensor - 45504 Thông tin sản phẩm Cảm biến siêu âm độc đáo Sản phẩm là thiết bị cảm biến kỹ thuật số độc đáo nhằm tạo ra sóng âm. Qua đó, thiết bị sẽ đọc tiếng vọng để phát hiện và đo khoảng cách từ các đối tượng khác nhau. Thiết kế một hệ thống giao thông mini Qua bộ cảm biến này, các bé có thể thiết kế một hệ thống giao thông mini để theo dõi và đo khoảng cách giữa các xe, các vật dụng. Các công nghệ này được sử dụng rất nhiều trong các thiết bị hàng ngày như cửa tự động, xe hơi và hệ thống sản xuất. Thích hợp sử dụng ở nhà và ở trường Cảm Biến Siêu Âm LEGO EDUCATION EV3 Ultrasonic Sensor - 45504 được thiết kế dành cho các bé trên 10 tuổi. Sản phẩm có thể sử dụng ở nhà như một trò chơi thú vị hoặc dùng ở trường trong các tiết khoa học và hoạt động ngoại khoá. Không đi kèm dâ

Description ULTRASONIC SENSOR & FRAME Ultrasonic Sensor Distance Measuring Module for Arduino Microcontroller Strong and cute frame to protect the electronic mo

The module is improved, the module itself has been with temperature compensation. Circuit board 20 * 45 mm module thickness 15mm 1, the module performance is stable, the measurement distance is accurate: Module high precision, blind (2cm), stable range 2, the main technical parameters: 1) Use voltage: DC5V 2) Quiescent current: less than 2mA 3) Level output: high 5V 4) Level output: Bottom 0V 5) Induction angle: not more than 15 degrees 6) Detection distance: 2cm-450cm 7) high precision: up to 1mm 3. Wiring method: VCC, trig (control), echo (receive), GND 4. How to use: A control port made a high level of more than 10US, you can wait for a high level output at the receiving port.I can have a timer output timer, when the port goes low can read the value of the timer, this When the distance for the distance, can be calculated from the distance. Such a constant cycle test, you can achieve the value of your mobile measurement ~ ~ 5. Module works: (1) using IO trigger range, to at least 10us high signal; (2) module automatically send 8 40khz square wave, automatically detect whether there is a signal to return; (3) a signal to return, through the IO output a high level, high time is the duration of ultrasound from the launch to the return time. Test distance = (high time * sound velocity (340M / s)) / 2; US-100 Ultrasonic Distance Measurement Module Overview： US-100 ultrasonic distance measurement module can achieve 2cm ~ 4.5m non-contact distance measurement function, with 2.4 ~ 5.5V wide voltage input range, static power consumption less than 2mA, comes with temperature sensor to correct the distance measurement results, while With GPIO, serial and other means of communication, with a watchdog, stable and reli

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100% brand new and high quality. Description: HC-SR04-P is a wide range of ultrasound working voltage measuring module distance. Module size and software is fully compatible with the old HC-SR04 version. It can be perfectly interrupted with the old HC-SR04 version. Low to 3V minimum operating voltage, so that it can be directly connected to the 3.3V powerMCU. Tips: 1: This module does not have to be charged connection, if you want to live connection, then let the Gnd module end connection first. Otherwise it will affect the form's work. 2: When they go, the area of the measured object is not less than 0.5 square meters, and to be as easy as possible. 3: If the test surface is irregular or remote test objects, multiple measurements can be used to correct it. Specification: Wavelength: 40KHZ Voltage: 3-5.5V Detection distance: 5V: 2cm-450cm 3.3V: 2cm-400cm Test angle: ＜15 degrees Working temperature: -20~80 degrees Pin: 4P Single weight: 8g Size: 4.6cm/1.81" × 2.1cm/0.83" × 1.5cm/0.59" Quantity: 2pcs Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 2 × HC-SR04P Ultrasonic Distance Measuring Sonar S

Welcomet to fashionstorexx.vn ! Description： The performance of this module is stable and precise measure of distance.Module precision, blind spots (2cm) super closesuccessfully to market!s: 1: Voltage: DC5V 2: Quiescent Current: <2mA 2: level output: the output of the high-5V 4: level: the end of 0V 3: Induction Angle: not more than 15 degrees: detection range: 2cm-450cm 4: High precision: up to 0.3cm Note: （1） TRIP-pin internal pull-up 10K resistor, down TRIP microcontroller IO port pin, and then to a 10us pulse signal. OUT pin for this module as the switch output pin when the anti-theft module, ranging modules do not use this foot! （2） The module should be inserted Fortunately, the circuit board re-energized, and avoid the high malfunction, if they have re-energized before they solve. The module URF04 works: (1) IO trigger ranging to at least 10us high signal; (2) module automatically sends eight 40kHz square wave, automatically detect whether a signal return; (3) a signal to return to a high IO output, high duration of the ultrasonic time from launch to return. Test distance = (time high * speed of sound (340M / S)) / 2; This product is simple to use, and a Control Port high above a 10US, you can wait for the high output at the receiving port. An output can open the timer can be read when this port goes low timer value for the time ranging be calculated distance. such a continuous cycle of measurement, you move to measure the value we can achieve ~ ~~ The module works: (1) IO trigger ranging to at least 10us high signal; (2) module automatically sends eight 40kHz square wave, automatically detect whether a signal return; Package include：1

#HC-SR04 #Ultrasonic #Distance #Measuring #Sensor #Module #LED #Display #Range #Finder 100% brand new and high quality Features: Made of high quality material, solid, durable and good performance, stability and reliability. Onboard STM8S103 high performance microprocessor. Digital tube display for easily viewing data result. Data can be output through the serial port. PCB board only, other accessories demo in the picture is not included! Specification: Material: PCB Board, Electronic Components Working Voltage: 5V Maximum Error: about 1% Effective Measurement Distance: 3-400cm Unit: cm Size: app.3.5 x 2.5cm/1.38 x 0.98in Color: Blue and Black Quantity: 1 Set Interface Port Manual: VCC and GND for 5V power interface 2.45mm white socket: 5V power supply interface TX for module serial port transmit terminal RX for module serial port receive terminal NRST, SWIN for Reserved STM8 programing download port Introduction: 1.Test result can be displayed through digital tube and serial port at the same time. 2.Digital Tube Display: plug in the ultrasonic module directly, connect to the 5V power supply. 3.Serial Port Output: plug in the ultrasonic module, the port VCC, TX, RX, GND are respectively connected to the 5V, RX, TX, GND of the USB to TTL module. The serial communication baud rate is 9600 and the output format is“D: XXXRN", where XXX represents distance. The display unit is cm. Tips: 1. The area of the tested object which are flat and have strong reflective ability is not less than 0.5 square meters otherwise it will affect the test results. 2. Effective test distance is 3cm-400cm, over the range may result in data inaccuracy or displaying 000. Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Set x Distance Measuring Sensor M

This product is simple to use, and a Control Port high above a 10US, you can wait for the high output at the receiving port. An output can open the timer can be read when this port goes low timer value for the time ranging be calculated distance. The performance of this module is stable and precise measure of distance. And comparable SRF05, SRF02 Ultrasonic Ranging Module. Module precision, blind spots (2cm) super close, stable distance measurement.   Features: The performance of this module is stable and precise measure of distance. Module precision, blind spots (2cm) super close. High precision up to 0.3cm, detection range is 2cm-450cm, induction angle is not more than 15 degree. This module can be provided ranging program: C51, PIC18F877, ultrasonic LCD1602 display, ultrasonic LCD12864 display, digital tube display, serial display, ranging reference procedures. Simple to use, IO trigger ranging to at least 10us high signal. Module automatically sends eight 40kHz square wave, automatically detect whether a signal return. A signal to return to a high IO output, high duration of the ultrasonic time from launch to return.   Specifications: Material: Aluminum+copper Color: Blue Working voltage: DC5V Quiescent current: ＜2mA Level output: High 5V Level output: Bottom 0V Sensing angle: not more than 15 degrees Detection range: 2cm-450cm High precision: up to 0.3cm Test distance = (time high * speed of sound (340M / S)) / 2 PCB board size: 4.5*2.0cm Connection mode: VCC, trig (control end), echo (receiver end), GND Package size: 16*8.5*2cm/6.29*3.34*0.78in Package weight: 10g   Note: Item color may show sight aberration due to different shooting light and monitor display.   Packing list: 1* Ultrasonic Wave Det

Specifications: This product is a plug and play parking sensors so you can convert it at ease, which offers great conveniences for you. With the help of sensor-controlled parking assist device, you can park your car easily and safely. The sensor helps to avoid damage and decrease car expenses. It will provide you with a better driving experience. Item Name: Parking Sensor Material: ABS, Metal Reference Number: PS341A8B0, 89341-28390-C0, 89341-28390, 89341-28390-B0 Fits: for Toyota Land Cruiser 2008-2011, for Lexus LX570 2008-2011 Features: Universal, Easy to Install, Durable, Practical Size: 6cm x 4cm x 3.2cm/2.36" x 1.57" x 1.26"(Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Parking Sensor #Car #Auto #Carparts #Carmaintenance #Replace #Accessory #Vehicles #Universal #St

We have many products in our warehouse, our warehouse is in Shenzhen . Genaral it need 1-2weeks arrive your hand. if you subimit order , we will handle in 1-3days.if you chat with us , we donot reply you, donot worry , we are try to handle your order.so pls donot cancel o

We have many products in our warehouse, our warehouse is in Shenzhen . Genaral it need 1-2weeks arrive your hand. if you subimit order , we will handle in 1-3days.if you chat with us , we donot reply you, donot worry , we are try to handle your order.so pls donot cancel o

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Cảm biến siêu âm HC-SR04 (Ultrasonic Sensor) được sử dụng rất phổ biến để xác định khoảng cách vì RẺ và CHÍNH XÁC. Cảm biến HC-SR04 sử dụng sóng siêu âm và có thể đo khoảng cách trong khoảng từ 2 -> 300cm, với độ chính xác gần như chỉ phụ thuộc vào cách lập trình. VCC (5V), trig (chân điều khiển phát), echo (chân nhận tín hiệu phản hồi), GND (nối đất) Cảm biến siêu âm SR04 sử dụng nguyên lý phản xạ sóng siêu âm. Cảm biến gồm 2 module.1 module phát ra sóng siêu âm và 1 module thu sóng siêu âm phản xạ về. Đầu tiên cảm biến sẽ phát ra 1 sóng siêu âm với tần số 40khz. Nếu có chướng ngại vật trên đường đi, sóng siêu âm sẽ phản xạ lại và tác động lên module nhận sóng. Bằng cách đo thời gian từ lúc phát đến lúc nhận sóng ta sẽ tính được khoảng cách từ cảm biến đến chướng ngại vật. Điện áp: 5V DC Dòng hoạt động: < 2mA Mức cao: 5V Mức thấp: 0V Góc tối đa: 15 độ Khoảng cách: 2cm – 450cm (4.5m) Độ chính xác

#HC-SR04 #Ultrasonic #Distance #Measuring #Sensor #Module #LED #Display #Range #Finder 100% brand new and high quality Features: Made of high quality material, solid, durable and good performance, stability and reliability. Onboard STM8S103 high performance microprocessor. Digital tube display for easily viewing data result. Data can be output through the serial port. PCB board only, other accessories demo in the picture is not included! Specification: Material: PCB Board, Electronic Components Working Voltage: 5V Maximum Error: about 1% Effective Measurement Distance: 3-400cm Unit: cm Size: app.3.5 x 2.5cm/1.38 x 0.98in Color: Blue and Black Quantity: 1 Set Interface Port Manual: VCC and GND for 5V power interface 2.45mm white socket: 5V power supply interface TX for module serial port transmit terminal RX for module serial port receive terminal NRST, SWIN for Reserved STM8 programing download port Introduction: 1.Test result can be displayed through digital tube and serial port at the same time. 2.Digital Tube Display: plug in the ultrasonic module directly, connect to the 5V power supply. 3.Serial Port Output: plug in the ultrasonic module, the port VCC, TX, RX, GND are respectively connected to the 5V, RX, TX, GND of the USB to TTL module. The serial communication baud rate is 9600 and the output format is“D: XXXRN", where XXX represents distance. The display unit is cm. Tips: 1. The area of the tested object which are flat and have strong reflective ability is not less than 0.5 square meters otherwise it will affect the test results. 2. Effective test distance is 3cm-400cm, over the range may result in data inaccuracy or displaying 000. Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Set x Distance Measuring Sensor M

Dear friend, welcome to our shop！Hope you have happy shopping！More discount are waiting for you! Description: 100% brand new and high quality Specification: 20x1.2mm Resonant frequency: 1.70MHz Resonant impedance: < 2 ohm Coupling factor: > 52% Static capacitance: 1800pF Atomization quantity: < 380ml/h Include:

Specifications: The parking sensor has easy conversion with plug and play. You can make easy parking with the sensor-controlled parking aid. This product makes it easier for you to park, re-park and reverse your vehicle in tight spaces, and protects your car from damage and additional cost. Item Name: Parking Sensor Material: ABS, Metal Application: for Volkswagen Huiteng V8 4 Door 4.2L 4172CC V8 Gas DOHC Naturally Aspirated in 2006 for Volkswagen Huiteng W12 4 Door 6.0L 5998C 366CU W12 Gas DOHC Naturally Aspirated in 2006 for Volkswagen Huiteng V8 4.2L 4172CC V8 Gas DOHC Naturally Aspirated in 2005 for Volkswagen Huiteng W12 4 Door 6.0L 5998cc 366CU W12 Gas DOHC Naturally Aspirated in 2005 for Volkswagen Huiteng V8 4.2L 4172CC V8 Gas DOHC Naturally Aspirated in 2004 for Volkswagen Huiteng W12 4 Door 6.0L 5998CC 366CU W12 Gas DOHC Naturally Aspirated in 2004 Features: Durable, Useful, Easy to Install Size: 34cm x 3cm x 2.5cm/13.39" x 1.18" x 0.98" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Parking Sensor #Car #Auto #Carparts #Carmaintenance #Replace #Accessory #Vehicles #Universal #St

🚗 Hey dear~Welcome to #openmall. 🚗 🍒 Ready Stock. 🍒 All Girls Love. 🍒 Wholesale support! 🍒 Lower Price & Premium Quality. 🍒 Follow us to know latest discount and hot items! 🚗 Hope you have happy shopping! Feature: Brand new and high quality Advanced chipset for enhanced coverage and detecting Detect small objects and bars Enable you to prevent dangerous and costly collisions Provide increased safety for passengers, pedestrians and family members who happen to be around the moving vehicle. 4 sensorssive to ensure that the lens does not splash after being broken, which is safe and reliable. Specification: Rate Voltage: 12V Operating Voltage Range: 9~16V Rate Current: 20~200mA Detecting distance: 0.3 - 2m Ultrasonic Frequency: 40KHz Working Temperature: -40~65°C Display Working Temperature: -40~60°C Material:ABS,Glass Color:Black Control box size:9cm/3.54inch x 6cm/2.36inch x 2.2cm/0.87inch. Function Description: When the reverse gear is engaged, the system automatically enters the detection working state; 30CM～250CM, centimeter level display accuracy, accurate display of obstacle distance; Green, yellow and red three-color 5-segment LED light bar indicates the distance of obstacles; Direction indication of left and right obstacle position; Bi.Bi.Bi. buzzer alarms step by step, the closer the distance, the faster the alarm sound; The dual CPU reacts quickly. The probe self-checking function, prompts the abnormal state of the probe to avoid the reversing collision caused by the damage of the probe; Fashionable high-quality imitation cowhide grain ultra-small LED digital display, which conforms to the style of automobile dashboard, and is easy to install; The embedded probe installation method is simple and convenient to install, and the probe color is optional. Package Included: 1 x Main Control Box 1 x LED Display 1 x Power Cable 1 x Hole Saw 4 x Parking Sensors 1 x User m

Name: Ultrasonic Animal Control Flashing Repeller Repellent Outdoor Garden Home Model:F49281 Product Description Material:Acrylonitrile Butadiene Styrene(ABS) Color: green Infrared sensor left and right angle: 110° Infrared induction up and down angle: 15° Battery capacity: 3*AA 800mAh 1.2V Ultrasonic frequency range:13.5-28.5KHZ Infrared sensing distance: 8-9.5M (depending on the size of the animal, the larger the animal, the higher the heat energy released by the animal, the greater the sensing distance) Size after installation: 47x13cm (18x5'') Solar panel Open circuit voltage: 5.8V Working current: 20-200mA Features: ●Solar panel, environmental protection, convenient ●Infrared + frequency conversion ultrasonic ●Speaker: This product can emit high frequency to drive away animals. ●PIR infrared detector: This is an infrared transmission sensor that continuously outputs signals. When it senses that a moving animal is within the detection range, it will automatically emit a sound wave frequency to drive the animal and the LED indicator will also light up. ●Driving animals without any chemicals, it just sends out ultrasonic frequencies to drive them away. It will not cause any harm to the human body. ●Long service life and durability ●Simple installation and convenient ●Waterproof, dustproof, anti-fall Application: Can be installed anywhere in your home, garden, or courtyard Package include: ●1 x Ultrasonic animal repeller Warning: 1.Due to manual measurement, please allow 1-3cm error, thank you 2.Due to problems such as light, there will be chromatic aberration, please be car

Specifications: The animal repeller blasts a range of powerful ultrasonic sound, audible sound to scare away a wide variety of outdoor pests. Equipped with an infrared motion sensor, the pest repeller has an optional mode of activating when it sense motion, or it can run continuously. This newly upgraded powerful version features enhanced power and effectiveness that will expel even the most aggressive animal from your property. Item Name: Animal Repeller Material: ABS Frequency: 16-60KHz Voltage: 4.5V DC Detecting Angle: 120 Degree Effective Distance: 8-12m Waterproof: IPX4 Battery: Built-in Battery (Included) Features: Ultrasonic Wave, Sound Drive, Easy Installation, Solar Powered Size: 11cm x 6.5cm x 45cm/4.33" x 2.56" x 17.7" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Animal Repell

Specifications: Made of high quality materials, this parking sensor has corrosion resistance and is easy to install. Fine workmanship ensures its excellent mechanical stability. With this product, you will have a better driving experience. Item Name: Parking Sensor Material: ABS, Metal Part Replacement Number: 89341-0R020 Fits: for Toyota 2013 RAV4 for Toyota 2014 RAV4 Limited 2.5L L4-Gasoline for Toyota 2014 RAV4 XLE 2.5L L4-Gasoline for Toyota 2014 RAV4 LE 2.5L L4-Gasoline for Toyota 2014 RAV4 EV Electric Features: Easy to Install, Durable, Stable Size: 5.8cm x 2.5cm x 2.5cm/2.28" x 0.98" x 0.98"(Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Parking Sensor #Car #Auto #Carparts #Carmaintenance #Replace #Accessory #Vehicles #Universal #St

Features: When the animals pass through the PIR Motion Detection area (110°,8M),it triggers sound ultrasonic wave and strong light to drive them away. 5-8 hours Solar power recharge to the batteries lasts up to 3 days. Weather-proof allowing it to work all year-round and in virtually all weather conditions. Portable and weightlight, durable and safe, convinent to carry and use. The pointed end is inserted into the ground, being stable equipment. Apply to courtyard, garden, farm, orchard and so on. Specifications: Solar Panel: 5.5V Power Supply: 4*2/3 AA 300ah Battery (Built In) Power Consumption: 0.5W, Current 0.12A, Voltage 4.8V Ultrasonic Frequency: 25-61KHZ Alarm Sound: 120dB             Coverage Area: 110° Sector Area in Front, Within 6-8 Meters Size: 14.5*8.6*5.5cm/5.7*3.4*2.2in Package Weight: 316g/11.1oz Package List: 1 * Solar Panel (Batteries Built-in) 1 * Bar Can 1 * User Man

We have many products in our warehouse, our warehouse is in Shenzhen . Genaral it need 1-2weeks arrive your hand. if you subimit order , we will handle in 1-3days.if you chat with us , we donot reply you, donot worry , we are try to handle your order.so pls donot cancel o

<div><p>Voltage: DC3V~5.5V Working current 5.3mA Detection range: 2 cm 600 cm Sensing angle: less than 15 degrees Working temperature: 40°- 85° Package Include:1 pc Ranging Module Detection accuracy: 0.1 cm + 1% Output mode: GPIO Module size: 45mm*20mm*1.2mm The US-025/US-026 ultrasonic ranging module can realize the non-contact ranging function of 2cm~6m, the working voltage is 3V~5.5V, and the working current is 5.3mA. Support GPIO communication mode, stable and reliable work. US-025 and US-026 have the same performance, size and principle. The difference is that: US-025 adopts double panel, US-026 adopts single panel;</p><

<div><p>Sensing angle: less than 15 degrees Voltage: DC3V~5.5V Detection accuracy: 0.1 cm + 1% Output mode: GPIO Package Include:1 pc Ranging Module Working temperature: 40°- 85° Working current 5.3mA Module size: 45mm*20mm*1.2mm Detection range: 2 cm 600 cm The US-025/US-026 ultrasonic ranging module can realize the non-contact ranging function of 2cm~6m, the working voltage is 3V~5.5V, and the working current is 5.3mA. Support GPIO communication mode, stable and reliable work. US-025 and US-026 have the same performance, size and principle. The difference is that: US-025 adopts double panel, US-026 adopts single panel;</p><

US-015 Ultrasonic Ranging Module 1 Overview The US-015 ultrasonic ranging module can realize the non-contact ranging function of 2cm~4m, the power supply voltage is 5V, the working current is 2.2mA, and it supports GPIO communication mode, which is stable and reliable. US-015 Ultrasonic Ranging Module Working voltage: DC 5V Working current: 2.2mA Working temperature: 0~+70 degrees Output mode: GPIO Sensing angle: less than 15 degrees Detection distance: 2cm-400cm Detection accuracy: 0.3cm+1% Measurement cycle: After receiving the high-level pulse output by the US-015 through the Echo pin, the next measurement can be performed, so the measurement cycle depends on the measurement distance. When the US-015 is very close to the measured object, the Echo returns The pulse width is narrow and the measurement period is short; when the US-015 is far away from the measured object, the pulse width returned by the Echo is wider, and the measurement period is correspondingly longer. In the worst case, the measured object exceeds the measurement range of US-015, and the pulse width returned at this time is the longest, about 80ms, so the measurement period in the worst case is slightly larger than 80ms (85ms is eno

Specifications: Effective to use: built-in infrared detector and PIR mobile detector, the infrared ray will detect the animals and drive them away by creating sound waves. Energy-saving and high-efficiency: powered by solar power, attached with 4 x 1.2V 200mAh rechargeable battery which can store the excess power. Specially designed for outdoor and year-round used. 6 levels of frequency adjustment. Effective area: within 110 degree sector area in front, within 6-8 meters. Item Name: Pest Repeller Material: Plastic + Solar Panel Battery: 4 x AA Rechargeable Battery (Included) Features: Ultrasonic Wave, Easy Installation, Solar Powered Size: 46.8cm x 11cm/18.4" x 4.33" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Pest Repeller 1 x User Manual 3 x Accesso

This product is simple to use, and a Control Port high above a 10US, you can wait for the high output at the receiving port. An output can open the timer can be read when this port goes low timer value for the time ranging be calculated distance. The performance of this module is stable and precise measure of distance. And comparable SRF05, SRF02 Ultrasonic Ranging Module. Module precision, blind spots (2cm) super close, stable distance measurement.   Features: The performance of this module is stable and precise measure of distance. Module precision, blind spots (2cm) super close. High precision up to 0.3cm, detection range is 2cm-450cm, induction angle is not more than 15 degree. This module can be provided ranging program: C51, PIC18F877, ultrasonic LCD1602 display, ultrasonic LCD12864 display, digital tube display, serial display, ranging reference procedures. Simple to use, IO trigger ranging to at least 10us high signal. Module automatically sends eight 40kHz square wave, automatically detect whether a signal return. A signal to return to a high IO output, high duration of the ultrasonic time from launch to return.   Specifications: Material: Aluminum+copper Color: Blue Working voltage: DC5V Quiescent current: ＜2mA Level output: High 5V Level output: Bottom 0V Sensing angle: not more than 15 degrees Detection range: 2cm-450cm High precision: up to 0.3cm Test distance = (time high * speed of sound (340M / S)) / 2 PCB board size: 4.5*2.0cm Connection mode: VCC, trig (control end), echo (receiver end), GND Package size: 16*8.5*2cm/6.29*3.34*0.78in Package weight: 10g   Note: Item color may show sight aberration due to different shooting light and monitor display.   Packing list: 1* Ultrasonic Wave Det