LOCK: Press the "lock" button of remote once, parking light will flash once, siren sounds once, door lock automatically. LED indicator flash once per second.( Default no siren no sound) UNLOCK: Press the "unlock" button of remote, parking light will flash twice, siren sounds twice, door unlock automati-cally, LED indicator will be closed. CAR SEARCH: Press "" button of remote once, parking light will flash 30s, the siren sounds, press the same button again will stop; if no this button press lock button many . ELECTRONIC DOOR LOCK/PNEUMATIC DOOR LOCK: The main unit default electronic lock. LEARNING: learning: press learning switch once, turning light flash once, after press remote any button, the learned, if need to learn more remote ,repeat it again. CLEAR : press the learning switch 3 seconds turning light flash 3 time it cleared. POWER OUTPUT (-25s) Press "lock" button once, turning lights flash once and door lock, now the power signal output negative trigger 25s ,the function on the car circuit delay. TRUNK RELEASE (-3s,50mA) Press the button "unlock/ trunk /mute" on the remote transmitter 3 seconds to release the trunk while the parking lights will flash three . it assisted by an actuator & a relay. Working voltage: DC 12 +/- 3V Static current:8.5 mA Turning light:7.5 A x 2 :10A/433.92 Working frequency:433.92MHZ Working voltage: DC 12V Average static current:0 mA Control box size: 8.6 x 6.6 x 2.6 cm (L x W x H) Remote Controller size: 9.8 x 3.8 x 1 cm (L x W x H) Colour: black Material: ABS Package Contents: 1 x controller 2 x remote control 1 x Wiring kit 1 x LED indicator Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.