8mm Waterproof Ultrasonic Sensor NU40A8TR-1 Transmitting Receipting Sensor 40KHz Transducer

High-concerned chemical：None isCustomized：Yes Material：Polymer Type：Biosensor Output：Switching Transducer Brand Name：MoreSunsDIY Origin：Mainland China Use：Consumption Sensor

High-concerned chemical: None isCustomized: Yes Material: Polymer Type: Biosensor Output: Switching Transducer Brand Name: MoreSunsDIY Origin: Mainland China Use: Consumption Sensor