LOCK: Press the "lock" button of remote once, parking light will flash once, siren sounds once, central 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, central door unlock automati-cally, LED indicator will be closed. CAR SEARCH: Press "bell" 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 times. 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 was learned, if need to learn more remote ,repeat it again. CLEAR : press the learning switch 3 seconds turning light flash 3 time it was cleared. POWER WINDOW OUTPUT (-25s) Press "lock" button once, turning lights flash once and door lock, now the power window signal output negative trigger 25s ,the function depend 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 times. it assisted by an actuator & a relay. Working voltage: DC 12 +/- 3V Static current:8.5 mA Turning light:7.5 A x 2 Central locking: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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.