Description: 【Material】: This (Tire Pressure Monitor System) is made of durable PP material, ensuring its longevity and reliability. It comes in a compact size, making it easy to install and use. 【Solar and USB Charging】: The system is equipped with both solar and USB charging options, providing you with the convenience of choosing the most suitable charging method according to your needs. 【Real Time Monitor & Alerts】: The provides real time monitor of tire pressure and temperature, alerting you immediately in case of high or low pressure or leakage issues, thus ensuring your on the road. 【User Friendly LCD Display】: With its LCD display screen, this system offers a simple user interface that allows you to easily monitor your tire conditions at a glance. 【Interchangeable Tire Position Function & Comprehensive Package】: This system features an interchangeable tire position function that doesn't require removing the sensor inside the tire for operation. The package includes 1 car tire pressure monitor system, 4 sensors, 4 nuts, 1 anti slip mat, 1 USB cable, and 1 wrench. Specification: Material: PP Size: 9.1cmx8.1cmx2.6cm/3.58inchx3.19inchx1.02inch Package Includes: 1 Car Tire Pressure Monitor System 4x Sensors 4 Nuts 1 Anti Slip Mat 1x USB Cable 1 Wrench Note: Please allow slightly errors due to manual measurement and different monitors.