for liftmaster 850LM Universal Gate and Garage Door Opener Receiver, Compatible with Most Gate and Commercial Door Operators, 3 Channel Designed for Commercial Buildings

Additional Details from the Manufacturer

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More features

• [compatibility] This 850lm universal receiver compatible with remote control model: 811LM, 811LMX, 813LM, 891LM, 893LM, 890MAX, 893MAX, 895MAX, 892LT, 894LT and all MAX remote controls. for keyboard models: 877LM, 877MAX. for Antenna Extension Kits: 86LM, 86LM. for Antenna Only: K77-36541.
• [Three channels] The 850lm Gate and garage door Opener Receiver feature a multi-channel design, with each channel compatible with a certain number of remotes and keyboards: CH1 - 50 remotes and 2keypads, CH2 - 20 remotes and 2keypads, Ch3 - 20 remotes and 2keypads
• [multifunction] Our 850LM receiver is suitable for most door and commercial door makers, with a 3-channel design for easy access to enclosed Spaces and commercial buildings, and can be used with a 3-button remote control for OPEN, CLOSE and STOP functions on commercial door makers.
• [Safe and reliable] Our product packaging has detailed instructions to help you easily complete the 850LM receiver remote control programming. This 850lm universal receiver also has a 250-foot signal reception range, allowing you to easily open the garage door from the driver's seat
• [Our Support] If you encounter any problems in the process of using the 850LM Universal Gate and Garage Door Opener Receiver,please feel free to tell us, we will provide you with the best solution to ensure your satisfaction.