This compatible LiftMaster 973LM replacement remote by Heddolf is a 3 button visor remote control that is directly compatible with LiftMaster, Chamberlain, or Sears Craftsman 315 and 390 MHz Rolling code garage door opener or automatic gate openers.  The CRC390-3a has a selecatble frequency jump that allows you to select either 315 MHz or 390 MHz, and the unit can control 3 different garage door openers or gate operators on the chosen frequency.

Chamberlain: RED or ORANGE Learn Button openers or if your current remote is a 950CB, 953CB, or 956CB

Sears Craftsman: RED or ORANGE Learn Button openers or if your current remote is a 139.53681 or 139.53681B

LiftMaster: PURPLE Learn Button openers or if your current remote is a 371LM, 372LM, 373LM, 373P, or 370LM

Chamberlain: PURPLE Learn Button openers or if your current remote is a 950D, 950CD, 953D, or 956D

Sears Craftsman: PURPLE Learn Button openers or if your current remote is a 139.53753

Product Details:

PROGRAMMING MANUAL