Bluetooth Tire Pressure Monitoring System with 4 External Sensors, Bluetooth Tire Pressure Sensor

types of alarm: safe driving protection functions, including high pressure alarm on tires, low pressure alarm on tires, leak alarm, high temperature alarm, model CR1632 battery can be replaced itself Dynamic Monitoring: External Bluetooth TPMS dynamically monitor tire pressure and temperature, improve fuel efficiency, avoid damage to flat plates, extend tire life and ensure driver safety. Tyre Pressure Alarm Width Temperature Range: Operating System: With APP controlled TMPS, you can control tire pressure and temperature in a mobile app. The app supports Chinese and English. Simple installation: remove the valve cover of the tire and insert the steel sealing; mounting an external sensor on a pneumatic valve; Hold the sensor and pull the steel trim; Scan and download the app or search in the App Store; After installing the sensor, turn the sensor on the air outlet and click the coupling in the mobile app that will be searched and paired automatically Versatility of use: the external sensor is stably sealed, without air loss, no tire removal, wiring, adequate problem solving and dynamic balance. Two-wheeled mode for electric bikes, motorcycles and locomotives; Three-wheel mode is suitable for three wheels; Four-wheel fashion is for pickup, auto, etc