【EASY 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 on the wall; Connect the terminals, and buckle the circuit board to the back cover
【MULTI-FUNCTION】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 opening
【COMPLETE GARAGE DOOR BUTTON KIT】The package includes 1 piece garage door opener control panel(12.45x7.87x1.78cm/4.9x3.1x0.7inch), 3 pieces expansion screws and 3 pieces screws
【WARM TIPS】Disconnect the power before installment; Compatible with Lift-master 78LM, 81LM, 371LM, 971LM garage door opener; The red and white cords are not included
【UNIVERSAL FIT】Garage door opener control panel compatible with AC screw drive garage door opener, AC belt drive garage door opener, AC chain drive garage door opener
Garage Door Opener Control Panel Multi-Function Wall Keypad Button Replacement Wired Replacement Panel Wall Keypad Button Compatible with Lift- Master 78LM 81LM 371LM 971LM