HC-SR04 ULTRASONIC SENSOR MODULE

• Compatible with ARDUINO, RASPBERRY PI, AVR, PIC, 8051, etc.
• 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

HC-SR04 ultrasonic module can offer non-contact distance sensing function, the range of which is 2cm to 400cm, and the range accuracy is up to 2mm. The module includes ultrasonic transmitter, receiver and control circuit.