Solar Powered Wireless Tire Pressure Monitor System with HD LCD Display Real Time Alert USB Charging Features： 1、High-Definition Display: Equipped with a high-definition LCD screen, the tire pressure monitoring system clearly displays information for all four tires. Whether in bright daylight or in the dark, you can easily read the data. 2、Real-Time Monitoring: The wireless tire pressure monitoring system provides real-time data on tire pressure, temperature, and status for all four tires, allowing you to stay informed about your vehicle\u0027s condition and enhancing driving safety. 3、Multiple Alarm Functions: The tire pressure monitoring system is equipped with a range of alarms, including high and low pressure, air leakage, high temperature, and sensor disconnection alarms, alerting you to any potential issues in real-time. 4、Dual Charging Options: The tire pressure monitor system can be charged using solar power or via a USB cable, providing you with the flexibility to choose the most convenient charging method for you. 5、Wide Compatibility: This tire pressure monitoring system is designed to work with a variety of vehicles, including sedans, SUVs, vans, MPVs, station wagons, and off-road vehicles. It\u0027s a versatile choice for all drivers. Specification： Receiver Material: Plastic Display Screen: LCD Transmission Frequency: 433.92MHz Power Supply: Solar/ USB/ built-in battery Operating Voltage: DC-5V input Battery: 400mAh Pressure Unit: bar/ psi Temperature Unit: ℃/ °F Receiver Size: 94*62*28mm External Sensor Working Voltage: 2.1V-3.6V Storage Temperature: -30℃-85℃ Working Temperature: -40℃-+125℃ Temperature Accuracy: ±2℃ Working Pressure: 0-3.5 Bar Pressure Accuracy: ±0.1 Bar Water Resistant Rating: IP67 Transmit Power: ≤5dBm Transmit Frequency: 433.92MHz Battery: Built-in CR1632 battery (Support removable and Replaceable by yourself) Battery Life: 1-2 years Sensor Size: 20*16mm Package List： 1 * Receiver 4 * External Sensor 4 * Nut 1 * Spanner 2 * Adhesive Tape 1 * User Manual 1 * USB Cable