1. Key entry system, which can remotely lock and unlock the car enter the car for operation. 2. Help you find the car and trunk unlocking system. Control the turn signal, electronic and pneumatic door locks, alarm output, etc. 3. 12V working voltage, suitable for most vehicles, which has a wide application range, high practicality. 4. Comes with 2 remote controls and the operating distance is about 60-80 meters/196.9-262.5 feet. 5. Compact size, does not take up space in the car, simple installation, no need for complicated operations. Specification: Item Type: Remote Central Door Lock Kit. Material: ABS Color: Black Battery type: button cell (included) Battery capacity: 120 mAh Battery model: CR2025 Voltage: 12 V Working current: Current indication: 15 mA Working frequency: 433.92 MHZ Vehicles available: 12V universal Distance: about 60-80 meters/196.9-262.5 feet Features: Remote open/close lock Turn on/off the lock indicator Open the suitcase by remote control (-) Remote car search (selection ) Learning Products Suitable for any 12V car Easy installation How to use: 1. Lock Press the lock button once to unlock the door, and the parking light flashes twice. The window closes automatically (if connected) 2. Unlock Press the unlock button once to unlock the door, the parking light flashes twice 3. Trunk release Press the trunk button or unlock button , 3 seconds to release the trunk (if connected) 4. Central electric/pneumatic control lock There is a switch (jp1) on the brain unit, move it to the "electric lock" position, lock or unlock the number of times is 0.5 seconds (equipped with electric lock). Move it to "pneumatic lock" position, lock or reminder: the default setting is electronic lock 5. Car search When the engine is off, press and hold the lock button for 3 seconds, the parking light flashes slowly several times for you to locate the vehicle: press the lock button again to stop 6. Learning of the ECU Long press the learning button on the ECU for 1 second and release the learning button, the parking light parking is always on, press any button on the remote to confirm that the remote is paired Package List: 1 x Control Box 1 x Wiring Harness 2 x Remote Key 1 x Strip 1 Manual