Using IO trigger for at least 10us high level signal
The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back
IF the signal back, through high level ,time of high output IO duration is the time from sending ultrasonic to returning. Test distance = (high level time¡Avelocity of sound (340M/S) /2
Power supply:5V DC, quiescent current: Technical Details

Product Details

Package Dimensions
Width : 2.2 inch
Height : 0.6 inch
Length : 5.1 inch

Shipping Weight: 0.32 ounce (View shipping rates and policies)

ASIN : B00M2MQLFM