Features: TPMS for Android Car Player / Android GPS Navigation. Supports Operating System - Android 4.0 and above. The TPMS receiver connects to Android car DVD via USB port. Displays tire pressure and temperature data on Android Car DVD screen. Sound alarm through car speakers and visual alarm on screen when abnormality occurs. Helps prevent tire burst, extends tire life, and improves fuel efficiency. Sensor activates automatically when tire starts rotating. Quickly updates tire pressure and temperature data to Android TPMS app. Automatically enters sleep mode to conserve energy after parking. 6 Protections for Safe Driving: High Pressure Alarm Low Pressure Alarm Air Leakage Alarm High Temperature Alarm Battery Low Power Alarm Sensor Disconnection Alarm Specification: Internal Sensor: Working Temperature: -40°C to 125°C Working Frequency: 433.92 MHz Battery Model: CR2050 300mAh Battery Life: 2-4 Years Tire Monitoring Range: 0 bar to 8 bar / 0 psi to 116 psi Working Voltage: DC 5V Waterproof Rating: IP67 Chip: Senasic External Sensor: Working Temperature: -20°C to 60°C Working Frequency: 433.92 MHz Battery Model: CR1632 180mAh Battery Life: 1-2 Years Tire Monitoring Range: 0 bar to 8 bar / 0 psi to 116 psi Working Voltage: DC 5V Waterproof Rating: IP67 Chip: Senasic Package Included: 1 Set x Tire Pressure Monitoring System