3pcs Set Car Central Control Lock Keyless Entry Remote Control Switch Lock With Open Trunk Details: 1. Material: ABS 2. Weight: about 300gset 3. Size: about 13x9.5x6.5 cmset 4. Power supply voltage: 12V 5. Remote control power supply: with 2 CR2016 6V button batteries 6. Operating frequency of remote control: 433MHZ 7. Applicable models: common for 12V models 8. Features: dual remote control configuration, waterproof and moisture-proof, no screw position direct buckle, stable performance, simple installation, easy to use, environmentally friendly material, durable Remote control function: 1. Press the remote control lock button once, the door is locked, the direction light flashes once, the horn sounds once, the LED indicator flashes, and the window rise signal output 25S 2. Press the remote control unlock button once, the door will be unlocked, the direction light will flash twice, the horn will beep twice, and the LED indicator will not light up 3. Long press the tail box button of the remote control, the tail box signal output, the function of opening the tail box, this model is a negative tail box output, some cars have a positive tail box, and a relay needs to be added to switch to a positive tail box signal 4. Long press the unlock button to open the tail box function 5. Electric lock and pneumatic lock can be selected by skipping stitches on the board line, the factory default is electric lock (0.5 seconds) 6. Press the third button of the remote control once, the direction light flashes 3 times and the horn sounds 3 times to realize the car-finding warning function