877LM Universal Garage Door Keypad Key benefits Faster, more reliable access: Large backlit buttons make entering your PIN quick and easy, even in low light. No remote required: Completely wireless and battery powered (battery included), so you can open and close your garage door without carrying a remote. Secure rolling codes: Uses Security+ 2.0 rolling code technology to reduce radio interference and prevent code replay. Core features Wide compatibility: Works with Chamberlain, LiftMaster and Sears Craftsman garage door openers manufactured after 2011 that feature the YELLOW Learn Button. Compatible with models such as 891LM, 893LM, 950ESTD and 953ESTD. Multiopener control: 877LM can be programmed to control up to three openers from a single keypad. Durable construction: Clamshell design and waterproof materials extend service life and protect the unit from weather exposure. Easy to read: Backlit numbers remain visible in the dark for safer, faster entry. Practical uses Nighttime arrival: Enter your PIN on the illuminated keypad for quick, hands access when arriving home after dark. Multiple doors or users: Control up to three garage doors or provide distinct access to family members without extra remotes. Remote replacement or backup: Use the keypad as a permanent replacement for a lost or damaged remote, or install it as a convenient secondaccess point for deliveries, contractors, or guests. What you get and performance Wireless keypad powered by battery (battery included). Secure Security+ 2.0 rolling code operation to minimize interference and improve signal reliability. Weatherresistant clamshell housing for longer life outdoors. Compatibility reminder Requires garage door opener manufactured after 2011 with a YELLOW Learn Button. Examples of compatible models: 891LM, 893LM, 950ESTD, 953ESTD. Simple, dependable access to your garage with clear backlit buttons, secure rollingcode protection, and wide compatibility for common Chamberlain, LiftMaster, and Sears Craftsman openers.