Specification: Type:Motorcycle TPMS Material: ABS, copper Working voltage: 3.7-5v Storage temperature: - 30 - 90 Working temperature: - 30 - 80 Operating humidity: 98% MAX RF transmission frequency: 433.92MHz 50KHz RF signal receiving sensitivity: - 90dbm Display mode: LCD color screen Operating current of bright screen: 7mA Working current of dark screen: 4mA Battery capacity: 800mAh Battery life: 2-3 years Waterproof grade: IPS67 Tire pressure monitoring range: 0-4bar Tire pressure monitoring error: 0.1bar Sensor size: 24 * 16mm Charging for 1 hour, standby for about 40 days Features 1. Color screen, low voltage red light flashing, full screen red alarm; 2. The tire pressure is displayed in three digits, and the tire pressure monitoring is more accurate; 3. It can be charged by solar energy, and the solar panel is 50% larger than the old model; 4.0-4bar tire pressure monitoring range, tire pressure can be set for front and rear wheels respectively; 5. The battery capacity is 800mAh, charging for 1 hour, and standby time is about 40 days; 6. Start and stop at any time. After 10 minutes of inactivity, it will automatically sleep, and the vibration screen will automatically light up.