Security rolling code technology assures a new code is sent every time the keypad is used Temporary password option enables friends or service people to enter the garage Completely wireless - powered by one 9-volt battery (included), weatherproof flip-up protective cove Works only on 315 MHz frequency and ONLY WORKS WITH PURPLE LEARN BUTTONS on motor head under light C Backlit keypad makes numbers easy to see, even in the dark, one-button-to-close feature makes it easy Compatible with 315mhz liftmaster security garage door openers with a purple learn button under the light cover of the motor head and chamberlain radio control receivers only on 315mhz.
2 YEAR UPDATE JAN 2013The 377LM retains my 5 star rating. This unit has survived daily use by two adults and three small children at my son's house. That's quite an accomplishment considering the builder-supplied indoor control was demolished in a year.ORIGINAL REVIEW DEC 2010While this is a preliminary review based primarily on installation and initial operation of the 377LM, I have several months experience with the similar 376LM as well. This new unit was for ..
I was looking to set up the availability of opening the garage door this way for a while now, but hadn't found the right control that would work with my garage opener. This one is perfect. You can control multiple doors with a single remote. I have 2 garage doors, and each one is programmed with a different sequence. I can open them individually.You can close different doors individually by pressing the corresponding key sequence, or close all the doors that are open with ..
