5Pcs HC-SR04 Ultrasonic Sensor, Distance Sensor with Ultrasonic Transmitter and Receiver Module for Ar-Duino UNO

5Pcs HC-SR04 Ultrasonic Sensor, Distance
Test mode :Using IO trigger for high level signal.( Not less that 10us),The Module sends eight 40 kHz automatically and detect whether there is a pulse signal back.
The detection zone: 0.78~196 in/ (2cm~500cm); High precision: up to 0.12 in/(0.3 cm) Effectual angle: less than 15degree.
Power supply: 5V DC; Quiescent current: less than 2mA.
Test distance = ((Duration of high level)*(Sonic :340m/s))/2.

Colour:blue
Material:Plastic + Metal

Package Contents:
5 x HC-SR04 Ultrasonic Module.

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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