Wireless Solar LCD Motorcycle TPMS IP65 Waterproof Tire Pressure Temperature Monitoring Alarm System with 2 External Sensors Description: This tire pressure monitoring system is designed to provide you with extra protection while driving. It will warn the tire condition of the car in advance. After installing TPMS, tire pressure and temperature can be monitored in real time. If abnormal tire pressure and temperature are detected, the system will emit a warning sound in real time and flash an icon on the screen to notify you to avoid a traffic accident. Feature: Solar charging. IP65 waterproof, allows you to ride in the rain. High efficient solar panel and high capacity lithium battery provide long battery life. Accurately monitor tire pressure all the way. High-precision LCD screen with time display. High volume alarm sound warning. Long receiving distance, stable signal. Specification: Receiver Working temperature: -20 ~ + 80 C Storage temperature: -30 ~ + 85 C Working voltage: DC 5V Frequency: 433.92MHz 20.00MHz Sensor Working temperature: -20 ~ +80 C Storage temperature: -30 ~ +85 C Pressure range: 0 ~ 6.6Bar Accurate pressure: +/- 0.1Bar Accurate temperature: +/- 3 C Transmitting power: