This Motorcycle Tire Pressure Monitor is mainly used to monitor the pressure and temperature of tires automatically during the driving, and provide advanced alert for dangerous status, such as quick air leakage, low / high pressure, and high temperature, ensure safety driving. Features: Real Time Monitoring --- Tire pressure and temperature display simultaneously. Update in 3 seconds while abnormal, visual and sound warning synchronously, improve fuel efficiency, prolong tire life, ensures the safety driving. Strong Sensivtive Wirless --- Adopt high quality chip realize 4 wheel wireless intelligent sensing. Strong anti-interfrence ability, singnal transmit more stable and clear, no information loose. High Accuracy --- Monitoring the temperature and pressure with high degree accuracy with strong anti-inference, display for 2 tires at the same time, suitable for all kinds of two-wheeled motor vehicles. Premium Quality --- The wireless sensor dustproof, waterproof, cold and heat protection, shake proof, with holder can be install very stable and with longevity. Wide Application --- Applicable to a two-wheeled motorcycle- suitable for all kinds of wheeled motor vehicles. Save fuel, foresee air leakage, reduce tire worn-out, balance tire pressure, ensure safe driving. Specifications: Material: ABS Color: Black Disply: LCD 1. Host technical parameters: Working temperature: 20~80 Storage temperature: -30~85 Power supply voltage: DC 5V Frequency: 433.92MHz ± 20.00MHz 2. Sensor parameters: Working temperature: -20~80 Storage temperature: -30~85 Pressure range: 0 ~ 6.6Bar Pressure accuracy: +/-0.1Bar Accurate temperature: +/-3 Emission power: < 10dB Frequency: 433.92 MHz + / - 20.00 MHz Display Size: 5*5*2.5cm/1.97*1.97*0.98in Item Weight: 164g/5.78oz Package Weight: 234g/8.25oz Package Size: 18*13*4.5cm/7.09*5.12*1.77in Package List: 1 * Tire Pressure Monitor 2 * Sensor 2 * Anto-proof Nuts 1 * Spanner 2 * Fixible Circle 1 * Holder 2 * Battery Key 1 * USB Power Line