for Liftmaster 850LM Gate and Garage Door Opener Receiver, Compatible with Most Gate and Commercial Door Operators, 3 Channel Designed for Both Gated Communities and Commercial Buildings

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• 850LM Gate door operators Receiver Compatibility Guide: for Remote Control Model: 811LM, 811LMX, 813LM，891LM，893LM，890MAX, 893MAX, 895MAX, 892LT, 894LT and all MAX remote controls. for Keypad Model: 877LM, 877MAX. for Antenna Extension Kits: 86LM, 86LM.
• 850LM Receiver Features a Multi-channel Design: can be used as a single or three channel receiver to control up to 3 gates or commercial door operators. The receiver can also be used with a 3-button remote control to operate the OPEN,CLOSE,and STOP feature on a commercial door operator.
• 850LM commercial door operators receiver can control multiple operators with a single transmitter: Provides convenient access to gated communities, industrial facilities, and commercial sites. Each channel is compatible with a certain number of remote controls and keypads：Channel 1 can program 50 remote controls and 2 keypads; Channel 2 can program 20 remote controls and 2 keypads; Channel 3 can program 20 remote controls and 2 keypads.
• We offer a variety of combinations: if you don't need a 12 V power supply, you can just choose a separate 850LM gate operator receiver; If you need power, you can choose the 850LM door operator receiver combination with power; If you also need 811LM remote control, we provide a combination of 850LM receiver, 811LM remote control (2 Pack), and power supply, which can meet your more product needs, (the combination will be more favorable).
• Easy to Program: The product package has a detailed user manual, which can help you complete the 850LM receiver to program the remote control in 5 minutes. 160 FEET Signal Reception Range allows you to operate a gate operator from the driver's seat. for“no waiting" roll-in access.
• High-quality After-sales Service: Our products provide a one-year warranty service, no matter for any reason you are not satisfied, please write to us, we will provide you with timely service. Note: Accessories are compatible spares (non-original), the above brand names and any related model names are only used to demonstrate compatibility.