Multi-Function Control Panel Replacement Panel Wall Keypad Button for 78LM 81LM 371LM 971LM Garage D

Universal garage door control panel: the wall mount is compatible with garage door openers manufactured after January 1, 1995, e.g. compatible with AC screw drive garage door opener, AC belt drive garage door opener, AC chain drive garage door openerComplete garage door button kit: the package includes 1 piece wall back board, 1 piece control button panel, 1 piece English instruction sheet, and 3 pieces expansion screMulti-function garage door button: press the light button to switch the opener light on or off; The lock button to prevent operation of the door from portable remote controls, improve security; The big top square button is to open or close the door, or to stop the door while it is openingEasy to install: at first you have to remove all old or previous push buttons or control panels, then pass your wires through the hole of the the back cover, and fix the back cover ; Connect the terminals, and buckle the circuit board to the back coverWarm tips: disconnect the power before installment; Compatible for 78LM, 81LM, 371LM, 971LM garage door opener; The red and white cords are not includedcolour: blackMaterial: plasticPackage Contents:1 x Control panel3 x Replacement screwsOnly the above package content, other products 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.