LiftMaster 877LM Wireless Keyless Entry (Security+ 2.0) with MyQ TechnologyWorks with the Following Machines:
- LiftMaster / Chamberlain / Sears Craftsman (Openers with a YELLOW Smart Button only, Newer than 2010)
- LiftMaster Models: 8360, 8355, 8550
- Chamberlain Models: HD420EV, 349544, 349544EV, HD920EV, HD930EV, LW500EV, WD962KEV, WD962KPEV, WD962MLEV, WD832KEV
- Use this remote if your machine or smart button looks like the ones below
Replaces or Works with the Following Remotes:
- LiftMaster - 891LM, 893LM, 877LM
HOW TO FIND YOUR SMART / LEARN BUTTON or PART NUMBER
Your Part Number and Learn/Smart Button are always located on the end panel of your garage door opener where the Antenna Wire comes from.
You may have to remove a light cover to find them.