•【Real-Time Data Display】Simultaneously measures and displays tire pressure(PSI) and temperature(℉) for all 4 tires,providing drivers with crucial information at a glance for optimal safety and maintenance. ・【Dual Charging Options】This solar-powered TPMS can be charged via solar energy or USB,ensuring continuous operation under any conditions for worry-free driving. ・【Smart Power Management】Features an intelligent auto on/off mechanism that activates when the vehicle starts and shuts off when stationary,conserving energy and extending battery life. ・【Comprehensive Tire Pressure Monitoring】Suitable for various vehicles including RVs,off-road pickups,and trailers,supporting tire pressure values up to 9.9Bar to enhance safety and performance. ・【With Internal Sensors】Made of quartz-magnesium alloy,it is safely hidden in the tire,easy to use without worrying about theft,safer and more secure. Specifications: ・Main material:ABS ・Host battery:built-in 3.7V 300mAh lithium battery ・External sensor battery:built-in CR1632 button battery ・Screen pressure unit:PSI/BAR ・Screen temperature unit:℃/℉ ・Working temperature:-20℃ to 70℃ ・Waterproof level:IPX7 ・Pressure range:0-9.9BAR/0-144PSI ・Transmitting frequency:433.92 MHz ・Transmitting power:>10 dBm ・Charging voltage:DC 5.1V Package included: ・1xHost ・4xInternal Sensor ・4xAnti-theft Nut ・1xWrench ・1xDouble-sided Tape ・1xCharging Cable ・1xEnglish Manual