Note:
1>The module should be inserted in the circuit before been power,which avoid producing high level of misoperation; if not,then power again.
2>This module is not suitable to connect with electric power,if you need to connect this module with electronic power,then let the GND terminal of this module to be connected first,otherwise,it will affect the normal work of the module.
The module automatically send eight 40khz square wave and automatically detect whether receive the returning pulse signal.
If there is signals returning,through outputting high level and the time of high level continuing is the time of that from the ultrasonic transmitting to receiving.
Color:show as pictures.
Package include:
1 x HC-SR04 Distance Sensor Module.
Please note:
1> niceeshop(TM) is a registered trademark and the only authorized seller of niceeshop branded products.
2> niceeshop provide you various kinds of great products at the lowest possible prices, welcome to our store and get what you want !!!
3> niceeshop highly appriciate all customers' opinions to improve the selling ,also if anything you unsatisfied, pls contact our customer service department for probable best solution.
Note:
1>The module should be inserted in the circuit before been power,which avoid producing high level of misoperation; if not,then power again.
2>This module is not suitable to connect with electric power,if yo...
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