Motor Vehicle Sensors Please note that the USB flash drive contains 2 application installation packages for different Android versions. Supports two tire pressure unit display switching: bar/psi Support sensor pairing Support two sets of tires (summer tire / winter tire), switching is very convenient Support sensor position exchange Support for warning value setting Attention: (The internal sensor cannot replace the battery, while the external sensor can replace the battery. (When the goods arrive and the sensor is charged, there is no need to replace the battery) This TPMS receiver is only suitable for Android in car DVDs (Android 5.0 or above) Our TPMS device does not support WIFI and Bluetooth connections. It can only be connected to the cars Android system through a USB interface. Our TPMS device requires a separate USB port to transmit data and cannot work simultaneously with other USB devices. 1. Temperature unit: C, F 2 Alarm value setting options: High voltage alarm setting range: 0.1 Bar~8.0 Bar Low voltage alarm setting range: 0.0 Bar~7.9 Bar High temperature alarm setting range: 50 ~100 3 Pressure units: Bar, Psi, Kpa 4.Display spare tire data: turn on 5 tires, turn off 4 tires 5 Reset default settings: High pressure alarm value (3.1 Bar/45psi) Low pressure alarm value (1.8 Bar/26psi) High temperature alarm value (75 C/167 F)