RYSJM | GPS Speedometer Adapter Bluetooth-compatible Sensor for Car Bicycle Bike Speedometer Antenna GPS Speedometer Sensor with Antenna

Application:Speedometer/Odometer/TachographBluetooth-compatible :Bluetooth-compatible Wireless GPS Speed SensorRemark:Please click Stop Pulse before installing in your vehicle, otherwise the sensor will not work properly.LED Light StatusRed constantly on : Not get GPS Green constant light : Have get GPS Green flashing : Have GPS and Speed2.How to install?Black : Power GND Red : 5~36V DC+ Green : Positive Pulse output White : Negative Pulse OutputPackage: (as the picture shows)1 X GPS Antenna + Adapter