Ultrasonic Transducer Waterproof

Using IO port TRIG, send high level signal of at least 10us. Module automatically sends 8 40KHz square waves, automatically detecting whether a signal returns. If a signal return, a high level is output through the IO port ECHO.
$18.70

Using IO port TRIG, send high level signal of at least 10us. Module automatically sends 8 40KHz square waves, automatically detecting whether a signal returns. If a signal return, a high level is output through the IO port ECHO.


Specification

Input Voltage 5v
Quiescent Current 5mA
Working Current 30mA
Emission Frequency 40KHz
Detection Range 25cm - 4.5m
Module Size 41mm * 28.5mm
Resolution ~0.5cm 
Angle < 50°
Working Temperature -10°C - 70°C
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