Feature:1. The tire pressure monitor system uses lithium batteries and solar panels for charging. When solar charging, no need to connect car cigarette lighter to charge.2. The TPMS is equipped with 6 external sensors, can display the time and monitor the tire pressure and temperature in real time day and night.3. The installation of TPMS could reduce tire wear, prevent tire explosion and air leakage, save fuel, and keep your car in good care, more helpful.4. Wireless connect with sensors, easy attached to glass for lightweight design. With the help of RF wireless technology, the TPMS can automatically alarm when there are abnormal, no need to turn on/off.5. Color LCD digital display for clear display of tire information, and simultaneously display 6 tires, can also be changed to 4 tires and support tire position change function.6. The monitor can effectively reduce the traffic accidents on the highway that are caused by abnormal tire pressure to ensure your safety.Specification:Item Type: Tire Pressure MonitorMaterial: PC + Nylon Plus FiberTPMS Host:Size: Approx. 112x80x26mm/4.4x3.1x1inBuilt-In Lithium Battery: 500mAh, 402040Display: Pressure, Temperature, Air Leakage AlarmFrequency: 433.92MHz20.00MHzWorking Temperature: -20-80Storage Temperature: -40-80Charging Method: USB + SolarWorking Voltage: 3.5-4.2vFactory Default High and Low Pressure Values: 7.0Bar-5.0BarWorking Current: 15MAFactory Default Temperature Value: 68Installation Location: Center ConsoleExternal Sensor:Button Battery: 60mAh, CR1632 (Included)Waterproof and Dustproof: IP67Frequency: 433.92MHz20.00MHzPressure Range: 0-8BarStorage Temperature: -30-86Accurate Pressure: +/-0.1BarAccurate Temperature: +/-3External Working Temperature: -20-80Internal Working Temperature: -40-+125How to Use: Plug and PlayApplication: Trailers, Trucks, RVs, Camping Cars, Trucks, Minivans, etc..Package List:1 x TPMS Host6 x Sensor1 x Manual1 x Wrench6 x Nut1 x Stick