Parts & Accessories Spare parts • 5 Alert Modes: Rapid Air Leak Alarm, High Pressure Alarm, High Temperature Alarm, Sensor Failure Alarm, Low Battery Alarm. Provides visual and audible alerts when tire pressure and temperature are abnormal. • Solar panel charging and built-in lithium battery ensure continuous tire pressure monitoring. Whether it's sunny or rainy, there's no need to worry about power issues. • 4 Waterproof Internal Sensors. • The wide-angle LCD display features a bright backlight and clear data. Whether it's night or day, you can easily read the data. Additionally, the receiver can be stably installed on the surface of the central control unit.