This modules include ultrasonic transmitter, receiver, and control circuit.

The basic principle of work - Using IO trig

Operating Voltage: 5 V

Operating Current: 15mA

Working Frequency: 40Hz

Maximum Range: 4m

Minimum Range: 2cm

Measuring Angle: 15 degree

Dimension in mm (LxWxH): 45.2x20.5x15mm

Weight: 8g