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378LM Wireless Secondary Control Panel

378LM Wireless Secondary Control Panel

The LiftMaster® Wireless Secondary Control Panel is particularly designed for those who want an additional control panel in their garage. It can open and close up to 2 garage doors as well as turn opener lights on/off.You can install it anywhere in the garage as long as it’s in line of sight of the garage door.However, it is not intended to be an alternate for a wired control panel as the garage door will not open if the battery runs out, and remotes cannot be programmed from it.This device does not contain any feature to lock out remote control signals outside or the continuous pressure to supersede the garage door openers Protector System® in case of emergency.


  • Turn on or off the opener lights from inside the garage
  • Huge push button makes it easier to close garage door
  • Auxiliary button can open and close a second garage door
  • Powered by two 3-volt batteries , this is a completely wireless system
  • Functions with all 315MHz LiftMaster® garage door openers

Works only with the following:

  • Original remote has silver buttons with bright blue lights, or
  • If original remote displays black buttons, or
  • Garage door openers comes with a purple learn button, or
  • Garage door openers with a purple antenna