Remote car central on/off kit with universal remote for all vehicles. Conveniently open and close the door with the remote control. The doors are already open from a distance, and you no longer need to get close to your car and look for the lock in the dark or in the rain. .Applicable to vehicles that have already installed a central locking kit with key opening, but want to add a remote control for remote opening.Also equipped with a trunk opening option, anti-theft. Delivery content: 1 control box wiring, 2 remote controls, English manual and application diagram1. Press the lock button on the remote control once, the door is locked, the turn signal flashes once, the horn sounds once, the LED light flashes, and the window up signal outputs 25S.2. Press the unlock button on the remote control, the door is unlocked, the turn signal flashes twice, the horn sounds twice, and the LED indicator does not light up.3. Long press the rear box button or the fourth button of the remote control to output the rear box signal and turn on the rear box function. This model has a negative rear box output. Some cars have the positive pole of the rear box, and a relay needs to be added to convert it into the positive signal of the tail box.4. Long press the unlock button, you can also open the tail box function5. Electric locks and pneumatic locks can be selected through the board wire jumper. The default is electric lock (0.5 seconds)6. Press the third or fourth key of the remote control once, the direction indicator flashes 3 times, and the horn sounds 3 times to realize the car search warning function. Product Dimensions: 13 x 9.5 x 6.5 cm. Product color: black Scope of supply: five pieces.