USB TPMS External Sensor Car Tire Pressure Monitoring Alarm System For Android Description:USB TPMS for Android Car Navigation DVD Player Auto Tire Pressure Monitoring Tyre Temp Alarm SystemFeatures:1. This tire pressure monitoring system (TPMS) can monitor tire pressure / temperature status in real time;2. With real-time voice alarm and flashing warning signs to remind drivers for better driving safety;3. Simultaneously display tire pressure and temperature;4. With air leakage alarm, low pressure alarm, and high pressure alarm;5. High temperature warning, low power consumption warning, and no signal warning.6. Provide 4 sensors, suitable for rainy days, with high sensitivity, good pressure and temperature accuracy.Specifications:Main unitWorking voltage: DC 5VTransmitting frequency: 433.92MHzPressure unit: barTemperature unit: Deg.CInterface: USBProduct size: 80*73*15mmApplication: widely applicable to vehicles with 4 tires, the maximum pressure of tires is 8.0 bar, such as for commercial vehicles, off-road vehicles, vans, cars, etcSensorType: external sensorsWorking pressure: 0.1-6.0BarWorking frequency: 433.92MHzWorking voltage: 2.0-3.6VWaterproof: IP67Working temperature: -40 ~ + 85 CStorage temperature: -40 ~ + 125 CBattery: Built-in 120mAh CR1632 button batteryBattery life: 1-2 years (replaceable battery)NOTICE:1. This USB TPMS is only suitable for Android car DVD players!Included:1 X Main Unit4 X External Sensors4 X Anti-Theft Nuts1 X Wrench1 X Instruction Manual