Features TPMS for Android Car Player / Android GPS Navigation. Support Operating System-Android 4.0 and Above Thereceiver can be connected to Android car DVD via USB port. Vehicle Sensors Tire Pressure and temperature data displaying on Android Car DVD screen. Sound Alarm via car speakers and screen alarm when abnormality occurs. Prevent tire burst, extend the tire's life and save fuel. wakes up automatically when tire starts running. Quickly update Vehicle Sensors Tire Pressure and temperature data to AndroidApp. Automatically sleep to save energy after parking. 6 Protections for Safe Driving High Pressure Alarm Low Pressure Alarm Air Leakage Alarm High Temperature Alarm Battery Low Power Alarm s Disconnection Alarm S pecification Internal Working Temperature: -40-125 Working Frequency : 433.92MHZ Battery Model:CR2050 300mAh Battery Life:2-4 Years Tire monitoring range value:0 bar-8 bar /0-116psi Working Voltage:DC 5V WaterproofIP67 Chip:Senasic External Working Temperature: -20-60 Working Frequency :433.92MHZ Battery Model:CR1632 180mA Battery Life: 1-2 Years Tire monitoring range value:0 bar-8bar /0-116psi Working Voltage:DC 5V WaterproofIP67 Chip:Senasic Package Included: 1 Set x Vehicle Sensors Tire Pressure Monitoring System