Description

Ultrasonic Sensor HCSR04 is an Ultrasonic ranging module which consists of a transmitter, receiver and control circuit. It has four pins for VCC, GND, Trigger and Echo. You can easily interface it with microcontrollers and Arduino boards.

Specification:

• Working Voltage DC 5 V
• Working Current 15mA
• Working Frequency 40Hz
• Max Range 4m
• Min Range 2cm
• Measuring Angle 15 degree
• Trigger Input Signal 10uS TTL pulse
• Echo Output Signal Input TTL lever signal and the range in proportion
• Dimension 45*20*15mm