Junterone 1 Pcs Ultrasonic Module -SR04 SR04 4 Pin Distance Measurement Transducer Sensor Easy Installation

Wiring methods, VCC, trig (control side), (receiver side), GND Description/Features: Stable performance and accurate distance measurement High precision module, dead angle (2 cm) ultra close Usage: If a control port sends a high level of 10US or more, you can wait for the high-level output to the receiving port. Once there is an output, you can start the . When port becomes low, you can read the value. the time of this distance measurement, then the distance can be calculated. This continuous cycle measurement can reach the value of your moving measurement