The LiftMaster Keypad 877MAX Garage Door Opener is a battery-operated unit with lithium-ion battery technology. It features a gray color and is made of plastic material. Compatible with LiftMaster and Chamberlain brands, this keypad is designed for model 3100 and operates at a frequency of 315 MHz. The package includes batteries and a flip cover for easy access. With universal features, this keypad is a convenient and reliable option for controlling your garage door remotely.

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