Bluetooth Optical Probe manufacturer / supplier in China, offering My019 Type-C USB IR Infrared Opto Adapter for Reading ANSI Round Smart Kwh Flow Meter, BLE4.0 Bluetooth Type-C 940nm N38 Infrared Opto Port Connect to Mobile Phone Computer Handheld, ANSI C12.18 Type 2 BLE4.0 Bluetooth IR Infrared Optical Head for Round Meter Calibration and so on.
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