877LM Wireless Keyless Entry System
Open or close your garage door without using a remote control or key. This wireless keyless entry system opens the door by a private 4-digit code you program directly into the unit.
- Completely wireless design—powered by one 9-volt battery (included).
- Open or close your garage door without using a remote control or key.
- Holds four unique PIN codes, and users can control up to four Garage Door Openers.
- Easily syncs to your existing opener’s frequency with single. manufacturer/single frequency design.
- Protected from the elements with a weatherproof slide-up protective cover.
- Easily read the backlit numbers on the keypad day or night.
- Offers a one-button-to-close feature, making it easier than ever to close your garage door (works with all LiftMaster Garage Door Openers manufactured since 2006).
- Programs in two easy steps.
- Compatible only with LiftMaster Security+ 2.0 Garage Door Openers.
- Equipped with Security+ 2.0™ rolling code technology that virtually eliminates radio wave interference.
- Assign temporary passwords to let visitors or delivery and service personnel enter the garage without giving them your personal code.