Features: 1.Universal Application: Car anti theft system is suitable for 24V system vehicles, can be installed in vehicles with anti theft alarm. 2.Long Detection Range: The inductive detection range is about 2?8m / 6.56?26.25ft, the sensing distance can be adjusted freely. 3.Anti Theft Function: When the sensor card is not detected on the vehicle, the vehicle cannot be started after the door is pried open. 4.Anti Robbery Function: When the vehicle is driving and no sensing is detected, the vehicle will automatically shut down and cannot be started again. 5.Low Voltage Alarm Prompt: When the internal battery voltage of the inductive card is too low, the buzzer alarm (not included) prompt will sound after starting the vehicle. Specification: Item Type: Car Keyless Entry System Material: ABS Applicable Model: Universal for 24V car Function: 1. Applicable to 24V system installation 2. Strong compatibility (can be installed in vehicles with anti theft alarm) 3. Inductive detection range 2-8m / 6.56?26.25ft 4. The sensing distance can be adjusted freely 5. Anti theft and anti robbery dual function selection 6. Anti theft function: when the vehicle does not detect the inductive card, the car cannot be started after prying the door open 7. Anti robbery function: when the vehicle is driving and no induction is detected, the vehicle will automatically shut down and cannot be started again 8. Emergency release mode (function selection is available: car washing and maintenance mode) 9. Low voltage alarm prompt function (when the internal battery voltage of the inductive card is too low, the buzzer alarm prompt will sound after starting the vehicle)