USB CHARGING: Tire Pressure Monitoring System is set up with a USB port, you can use the USB charging cable to ensure the tire pressure monitor system can work continuously. TPMS is equipped with quality and durable panels, which can extend the use time. The tire pressure monitor can be placed on the center console, saving space. You can use it conveniently even in dark.5 ALARM METHODS AND REAL-TIME DETECTION: TPMS system has 5 alarm methods (fast leak alarm, high/low-pressure alarm, high-temperature alarm, low battery alarm), promptly reporting the abnormal tire condition to the driver to help safe driving. You can freely set the pressure and temperature alarm values and units. The pressure range is 1.5- 6.0 Bar / 22- 87PSI (Factory settings: low pressure is 2.0 Bar, high pressure is 3 Bar, high temperature is 68°C)