Exhaust system By VIVOTECH
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0VIVOTECH HC-SR04 Ultrasonic Distance Measuring Sensor Module - Product Features
- Working Voltage : 5V(DC) , Static current: Less than 2mA.
- Output signal : Electric frequency signal, high level 5V, low level 0V. , Sensor angle : Not more than 15 degrees.
- Detection distance : 2cm-450cm. ,High precision : Up to 2mm,Input trigger signal : 10us TTL impulse , Echo signal : output TTL PWL signal
- NOTE : The module has a blind spot of 2cm(very near). So obstacle held too closely will not be detected.
- Reliable performance
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