The JSN-SR20-Y1 dual-probe ranging module can provide a non-contact distance sensing function of 2cm-500cm, and the ranging accuracy can reach as high as 3mm.
This product adopts industrial-grade dual waterproof ultrasonic probe design, waterproof type, stable performance, and humility to work with all MCUs on the market.
Super close range, the blind zone is only 2CM ,stable ranging
Working voltage : DC 3.0-5.5V ,working current :less8mA , the probe frequency: 40kHz
Range:2cm-500cm , resolution: 3mm , measure the angle :60 degree