DETAILS

• Wireless Keyless Entry with 390 MHz rolling code
• Compatible with all 390 MHz Chamberlain (LiftMaster) residential and commercial door openers and gate operators
• Mounts easily to the door jamb with two screws
• Compatible with Security+ Systems with amber learn LED
• Compatible with models built from 1997-2005
• Includes 9V battery
• Discontinued on 7/1/13 - Replacement 387LM or 877MAX