Features: LCD real-time data display, bright and clear, easy to view. Real-time monitoring of tire pressure and temperature, and battery voltage. Support USB fast charge output, can charge mobile phones, tablets, earphones, etc. When the tire pressure is abnormal, the system will give an alarm and the bright screen will flash to ensure the safety of riding. Multiple tire pressure units are available to meet your different needs. With 2 waterproof external sensors, the receiving distance is long and the signal is stable. Directly connected to the motorcycle battery, easy to install and use, no built-in battery required. Specifications: Color: Black Material: ABS + PC Voltage: 12V Frequency: 433.92MHz ± 20MHz Pressure Setting Range: 1.0-5.9Bar Temperature Setting Range: 60-100 IP Level: IP67 Working Temperature: -20-80 Storage Temperature: -30-85 Item Size: 58 * 54 * 26mm/ 2.3 * 2.1 * 1.0in Package Size: 154 * 135 * 44mm/ 6.1 * 5.3 * 1.7in Package Weight: 180g/ 6.3oz Packing List: 1 * Tire Pressure Detector 1 * Bracket 2 * Sensor 1 * Wrench 2 * Nut 1 * Manual