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Description
HC-SR04 Ultrasonic Sensor
Power Supply :5V DC
Quiescent Current :
Effectual Angle:
Ranging Distance : 2cm - 500 cm
Resolution : 0.3 cm
Mode of Connection: VCC/ trig(T)/ Echo(R)/ GND
(VCC supply 5V, and GND is ground wire. TRIG is trigger control signal input, ECHO is echo signal output.)
Attention
The module should be inserted in the circuit before been powered to avoid producing high level of misoperation; if producted, power it again.
The module is not suggested to connect directly to electric, if connected electric, the GND terminal should be connected the module first, otherwise,it will affect the normal work of the module.
When tested objects, the range of area is not less than 0.5 square meters and the plane requests as smooth as possible, otherwise ,it will affect the results of measuring.
Divesh
2025-09-03 13:33:15
Packing was nice and product looks in shape .. have not tried it yet though.Overall looks great
Antony Chelone
2025-08-23 21:25:38
Excellent Item, Fast Shipping
Doug M.
2025-08-02 11:33:44
Easy to use and they do what they are meant to do
penname
2025-04-14 16:17:55
Works with arduino...zero issues and very accurate
Sakib1263
2025-04-03 14:09:37
The sensors are of good quality.
Michael Dinwiddie
2025-03-29 11:39:12
Used it for several gadgets
Rahul Kapoor
2025-03-25 15:32:25
Works at good price
Customer
2025-01-28 10:54:42
Excelente
Yves
2025-01-26 13:58:30
OK
terry moreau
2025-01-15 10:25:10
Ok
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