This product contains 2 HC-SR04 ultrasonic distance measuring sensor module
Stable performance, accurate measurement range
Using IO trigger for at least 10us high level signal
Automatically send 8 40KHz, and detect whether there is a signal to return
Fully compatible with GH-311 security module

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.3 inch
Height : 0.3 inch
Length : 5 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B01M13S26V