Features: 1.Universal remote control central kit, suitable for 12V car, can be applied to electrical or pneumatic central lock. 2.Includes 2pcs 3?key remote control, duplicate keys according to original one to ensure perfect fitting. 3.Support remote control to unlock and lock, central door lock automatically. Comes with LED indicator and siren output. 4.Support car finding function, can helps you find your car parking location by remote positioning. 5.Easy installation and install this lock requires manual control motor on original car. Specification: Item Type: Car Remote Control Central Kit_x000D_ Material: ABS_x000D_ Voltage: 12V_x000D_ Remote Control Frequency: 315-433.92 Mhz_x000D_ _x000D_ _x000D_ Main Function:_x000D_ 1. Unlock &Lock_x000D_ 2. CAR FINDING_x000D_ 3. Turning Light_x000D_ 4. Remotr Trunk Release (-)_x000D_ 5. Window Output (-)_x000D_ 6. Electronics and Penumatic Door Lock_x000D_ 7. Siren Output_x000D_ 8. LED Indicator_x000D_ Battery: Button Battery (Built-in)_x000D_ _x000D_ Model: CR2025_x000D_ Capacity: 150MHA_x000D_ _x000D_ _x000D_ _x000D_ Installation Notes:_x000D_ _x000D_ 1. If the car is originally equipped with central-locking system, and the drivers door has been installed with electric motor, the wiring can be made according to manual._x000D_ 2. When the car is originally equipped with central-locking system and the drivers door is installed with only one switch, then a two wire actuator should be installed according to manual._x000D_ 3. When the car is originally equipped with central-locking system (including in the drivers door), the wiring can be made based on manual._x000D_ 4. When the car is originally equipped with pneumatic central-locking system, the wiring can be made based on the diagram of manual:(When wiring as per this diagram, please cut of the jumper at the main unit.the central-controlling time is 4 seconds).