Car Solar Wireless Tire Pressure Monitoring System TPMS 6 External Sensors for 6-wheel Truck Bus Features 1. Use lithium battery and solar panel for charging, with 6 external sensors. 2. LCD panel with additional mini USB port for charging. 3. Lightweight sensor design, easy to install. 4. Monitor temperature and pressure with high accuracy, display 6 tires at the same time. The display can be switched to 4 tires. 5. Save fuel, check for air leaks, reduce tire wear, and balance tires pressure to ensure safe driving. 6. RF wireless technology, can automatically alarm under tire pressure and pressure the temperature is abnormal. 7. Support tire position exchange function. 8. Suitable for trailers, vans, RVs, campers, trucks, minivans, etc. Specification 1. Pressure range: 0-116psi 0-8bar 2. Operating frequency: 433.92MHz 3. Temperature unit: Deg.C Deg.F 4. Working voltage: DC5V 5. Waterproof grade: IP67 6. Sensor battery: built-in CR1632 button battery 7. Receiver battery: built-in 400mAh polymer lithium battery 8. Receiver charging method: USB, solar Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store