Feature: 1. 5 Alarm Modes and Real Time Detection: Monitors tire pressure in real time with 5 alarm modes including leak, high pressure, low pressure, high temperature, and sensor low battery. The system monitors tyre conditions in real time and provide immediate visual and audio alerts in the event of tyre anomalies, greatly enhancing driving safety. 2. LCD Display: Equipped with a bright backlit LCD screen for easy viewing of current tire temperature, pressure, and time. Supports manual brightness adjustment for visibility in all driving conditions. Pressure unit is PSI/Bar and the temperature unit is ℃/℉. 3. Solar and USB Rechargeable: Tire pressure monitor supports both solar and USB charging, eliminating the need for constant use of the cigarlighter socket. Convenient as long as there is sunlight available. 4. Versatile Placement: Can be mounted on the window visor or central console for displaying important data on the LCD screen according to road conditions. Minimizes the risk of visual distraction while driving, ensuring maximum safety. 5. Wide Compatibility: Solar tire pressure monitoring system is suitable for all models with tire pressure range 0-6.0Bar, such as cars, SUVs, MPVs, sedans, travel trailers, motorhomes, etc. Specification: Item Type: Tire Pressure Monitoring System Pressure Range: 0-6.0Bar Pressure Accuracy: ±0.1Bar Pressure Unit: psi/bar Transmission Frequency: 433.92Mhz Transmission Power: ≤5dBm Operating Voltage: 2.1V-3.6V Storage Temperature: -40°C- +125°C Operating Temperature: -30°C-85°C Water Resistant Level: IP67 Receiver Charging Method: USB, Solar Fitment: Replacement for RV/Travel Trailer/Fifth Wheel Trailer/Truck/Large SUV/Pickup/Camper/Bus/Truck etc. Included Built in Battery for Monitor and Sensors: Sensor Battery: Built in Cell Battery CR1632 100mAh Monitor Battery: Built in Li ion Battery 400mAh. Package List: 1 x Monitor 4 x Sensors 1 x USB Interface 4 x Anti Theft Nuts 1 x Wrench 1 x Sticker 1 x User Manual