Feature 1、Strong Compatibility: Monitoring system is suitable for all types of vehicles, including cars, trucks, motorcycles, etc., offering wide applicability. 2、Monitor Performance: Monitoring system can monitor the air pressure and temperature of your vehicle's tires in real time, alerting you about potential problems in a timely manner. 3、Alarm Function: When the tire air pressure is below or above the set value, abnormal temperature, etc. occurs, the system will issue sound and visual alarms to remind you. 4、Power Supply: The display is powered by solar energy, eliminating the need to replace batteries and contributing to environmental protection and energy savings. 5、Easy Installation: Monitor does not require a traditional wired connection and has wireless capabilities for easy installation without cumbersome line setup. Item Type: Solar Wireless Tire Pressure Monitor Material: ABS, Metal Receiver Parameters: Receiving Frequency: 433.92MHz Power Supply: USB power supply, solar power supply Operating Voltage: DC 5V Operating Temperature: -20 - 85℃ Storage Temperature: -40 - 125℃ Tire Pressure Sensor Parameters: Transmission Frequency: 433.92MHz Pressure Range: 0.1-13.7 bar / 0-199 psi Default Low Voltage Alarm Value: 4.0 bar Default High Voltage Alarm Value: 8.0 bar Default High Temperature Alarm Value: 65 ° C Pressure Accuracy: ±0.1 bar / ±1.5 psi Working Voltage: DC+ 2.0-3.6V Operating Temperature: -20 - 85℃ Storage Temperature: -40 - 125℃ Waterproof Level: IP67 Single Sensor Built In Battery: 1 Battery Type: Button cell Battery Model: CR1632 Single Battery Capacity: 120mAh, 3.0V, sensor itself with built in battery (already installed on sensor) Receiver Built In Battery: 1 Battery Type: Lithium battery Battery Model: 803060 Single Battery Capacity: 3.7V, 1800mah, receiver itself with built in battery (already installed on receiver) Applicable Models: Universal for cars, trucks, RV models Package List 1 x Display 6 x External Sensor 7 x Nut 1 x Charging Cable 1 x Bracket 1 x Wrench 1 x Double Sided Adhesive 1 x User Manual