Features: High performance non-contact ultrasonic distance sensor module with 4 pin: 5V, RX(Trig), TX(Echo), GND. Water-proof. Low voltage and low power consumption. Small dead zone. 30cm to 3m wide detecting range. It can be applied for measuring the distance between objects, waterproof ranging occasions, programmable car obstacle avoidance, robot obstacle avoidance, security and industrial control, etc.
Note: Please make sure that there is no object within the minimum detecting distance, i.e. 30cm. Or the measuring result will be inaccurate. Specifications: Operating voltage: DV 5V Operating current: less than 15mA Frequency: 40KHz Max distance: 3m / 9.8ft Min distance: 30cm / 11.8in Accuracy: 1cm Angle: less than 30 degree Operation temperature: -10 ~ 60â„ Storage temperature: -20 ~80â„ Item size: 4 * 2.8 * 2cm / 1.57 * 1.1 * 0.79in Weight: 9g / 0.31oz Package Included: 1 x Non-contact Waterproof Distance Ranging Ultrasonic Sensor Module Motion Detector Non-contact Waterproof Distance Ranging Ultrasonic Sensor Module Motion Detector