Fangrui Product Details 1. Usb Tpms Tire Pressure Monitoring System Android With Internal Sensor For Car Radio Dvd Player 2. Features 3. Automatically Sleep To Save Energy After Parking. 4. Support Operating System-android 4.0 And Above 5. The Tpms Receiver Can Be Connected To Android Car Dvd Via Usb Port. 6. Tire Pressure And Temperature Data Displaying On Android Car Dvd Screen. 7. Sound Alarm Via Car Speakers And Screen Alarm When Abnormality Occurs. 8. Prevent Tire Burst, Extend The Life And Save Fuel Of Tire. 9. Sensor Wakes Up Automatically When Tire Starts Running. 10. Specification 11. Internal Sensor: 12. Working Temperature: -40-125 Degree Celsius 13. Working Frequency: 433.92mhz 14. Battery Model: Cr2050 300mah 15. Tire Monitoring Range Value: 0 Bar-8 Bar 0-116psi 16. Working Voltage: Dc 5v 17. Waterproof: Ip67 18. Chip: Senasic 19. Tpsm Host: 20. Working Voltage: Dc5v 21. The Whole Machine Works: Less Than Or Equal To 16ma 22. Receiving Frequency: 433.92mhz 23. Working Temperature: -40~85 Degrees Celsius 24. Interface: Usb 25. Receive Sensitivity: Less Than -105dbm