【Real-time Pressure/Temperature Monitoring】 The monitor displays the pressure and temperature of all tires in real-time, ensuring safe driving. It can be placed stably anywhere and is easy to read data. 【High-Efficiency Solar Panel with USB Charging Cable】 Dual charging methods ensure that the tire pressure monitoring system operates continuously. 【Vibration Detection Function】 No need to turn off the tire pressure monitor. It has a vibration detection function. It automatically turns off if there is no vibration for a few minutes. It automatically turns on when you get in the car. 【4 External Sensors】 By connecting the monitor and sensors, it detects the temperature and air pressure of 4 tires simultaneously. Detailed and easy-to-understand tire information! The tire pressure and temperature information detected by the sensors are transmitted to the monitor, so no wiring is required, and installation is easy. The sensor batteries are for testing purposes. Please replace them if the battery is low or dead. The instruction manual is in English. The monitor color may vary slightly depending on the timing of arrival.