Car Security Alarm System DC12V Anti Theft 1 Button Start Keyless Entry System Kit Universal for Cars Item Type: Car Alarm System Material: ABS Working Voltage: DC12V Function: 1. One click start, one click turn off 2. Remote control remote start, remote flameout  3. Remote control unlocking and locking  4. Remote control to open the trunk  5. Remote control car search (car search function)  6. Driving lock, automatic unlocking when flameout 7. Open the door flashing light prompt  8. Silent anti theft 9. Secondary anti theft  10. Automatic anti theft  11. The remote control starts the handbrake detection function  12. The remote control starts the oil pump detection function  13. Dome light delay function  14. LED status indicator  15. The remote control starts to turn off the flame regularly (15 or 30 minutes can beselected)  16. Emergency release anti theft reset  17. Vehicle collision alarm function  18. Illegal start, illegal foot brake, illegal door opening, illegal hood opening alarm function  19. Electric and air lock selection function  20. Maintenance, Valet Mode  21. Anti grab function (Spare parts purchased separately) 22. High gain remote control T type receiving antenna  Single Remote Control Built in Battery: 1 Battery Type: Button Battery Battery Model: CR2032 Single Battery Capacity: 240mAh Note: The remote control itself has a built in battery (installed on the remote control) Applicable Models: Suitable for 12V vehicles