Transmitter Solutions Firefly 390LMPB2K3 Keychain Remote 2-Button

Firefly 390LMPB2K3 Keychain Remote 2-Button The Transmitter Solutions Firefly3 transmitter is a very small (1 1/2" x 2 1/8" x 3/8") keychain style wireless transmitter operating at 390 Mhz. Features and Specifications Liftmaster, sears, chamberlain compatible with ALL 82LM remotes! Keychain remote covers 81LM & 82LM series billion code garage door openers Operates with LiftMaster receivers and transmitters Not compatible with the Security + series Keychain included Two buttons opens up to two liftmaster billion code garage doors Charcoal case Chamberlain compatible remotes: 850CB, 853CB, and 856CB LiftMaster compatible remotes: 81LM, 82LM, 83LM, and 84LM.   Download Information: Specification Sheet Installation / User Manual