HC-SR04 Ultrasonic Sensor Distance Measuring Module Main Features: 1. Brand new Ultrasonic Sensor HC-SR04 Distance Measuring Module 2. Features 4-mode connections: VCC / trig (T) / echo(R) / GND 3. With electric frequency output signal from 0V to 5V 4. Has high precision up to 3mm 5. 5VDC power supply 6. Detecting distance is from 2cm to 450cm Module Working Principle: 1. Adopt IO trigger through supplying at least 10us sequence of high level signal 2. The module automatically send eight 40khz square wave and automatically detect whether receive the returning pulse signal 3. If there is signal returning, through outputting high level and the time of high level continuing is the time of that from the ultrasonic transmitting to receiving
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Specifications
Key Features
Sturdy and Durable: Made of premium material
firm and stable to use
Easy to use
Exquisite Workmanship
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What’s in the box
1 x package
Specifications
SKU: GE779IP5PNWTENAFAMZ
Model: B191121WL=DIY4002
Production Country: China
Size (L x W x H cm): 6 x 4 x 3cm
Weight (kg): 0.08
Color: Multicolor
Main Material: Multi-Material
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