This LiftMaster 811LM is a Universal DIP Single-Button Remote Control that is perfect for applications like Gated Communities or Commerical applications where a large number of remotes are needed.
The LiftMaster 811LM is only compatible with the LiftMaster 850LM, LiftMaster 860LM and Star1000 Radio Receivers.
Will NOT work your residential garage door opener, unless you've replaced the radio receiver with one of the above.
-Universal DIP Single-Button Remote Control
-Encrypted DIP style single-button remote control
-Features Security+ 2.0™ technology
-Ideal for applications such as gated communities or commercial applications requiring a large number of remotes for a common entrance
-Dual 12-position DIP programming offers up to 4,096 codes
-Narrow band transmission on 3 simultaneous frequencies (310, 315, 390 MHz)
-Compatible only with Security+ 2.0™ commercial receivers and operators
-Includes: Battery, Visor Clip, and Programming Manual
-Dimensions: 3.125 by 1.75 by .75 inches