Features: With a solar panel on top, it charges efficiently. Don't worry about the battery suddenly running out of power. This motorcycles Tire Pressure Monitoring System is dynamically monitors all tire pressure and temperature, improves fuels efficiency, and prolongs tire life and ensures driver safety. Real-time monitor with 2 TPMS Sensors, waterproof and anti - corrosion, anti -theft technology, fully qualified for rainy days. High sensitivity, good accuracy for measuring pressure and temperature. 7 alarm modes. Waterproof and durable. Bulid-in lithium battery to get electricity, Magnetic USB charging, no wires connection. Specifications: Material:ABS+PC Pressure Ranges: 0-6bar Display Color:Orange,Green (optional) Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Set Motorcycles TPMS