1128 37MA Portable Universal Wireless Car Tire Pressure Monitoring System TPMS Solar Panel Power Durable External Tyre Sensors Features: 100% brand new and high quality Air pressure setting range: 0.1~6.0BATemperature setting range: 60~110Working temperature: -20~80Storage temperature: -30~85Power-on voltage: DC 5VFrequency: 433.92MHz±20.00MHZ. Excessive or low tire pressure during driving, for any reason (such as foreign body piercing the tire, tire scratch...) If the tire leaks, the system will automatically alarm immediately, so as to ensure safe driving. Multiple tire pressure units are available, long receiving distance, stable signal, support tire position interchange. Portable installation, long-lasting battery life, beautiful appearance. Real-time monitoring keeps you and your car away from risks. Tire pressure monitoring systems are used to increase the length of driving, reduce extra oil reduction from insufficient tire pressure and extend the working life of tires. Specifications: Material:ABS Size:As Picture Shown Type:RF,LF,LR,RR Color:Black Net Weight:10g Package Includes: 1x Tire Pressure Sensor Note: This is just an accessory and must be used together with our host. Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.