This LiftMaster 81LM visor remote control will work with any LiftMaster Billion Code Series Garage Door Openers that operate on the 390 Mhz frequecy. This includes LiftMaster operators made between 1993 and 1997 that have a GREEN learn button. The remote can control one garage door or gate opener.
Programming is simple just press the GREEN learn button on your opener and then press the button on the remote control and you'll be ready to go.
This unit is compatible with operators using the following LiftMaster remote controls: 81LM, 82LM, 83LM, and 84LM.
-Frequency: 390 Mhz
-Controls one garage door or automatic gate opener
-Pre-programmed to one of a billion codes
-Includes 12 volt battery, visor clip, and programming manual.
-Dimensions: 3 x 1.75 x .625 inches
-Includes 1 year manufacturers warranty