895lm Max Remote Control Transmitter three button. WORKS WITH 1993 to PRESENT LIFTMASTER GARAGE DOOR OPENERS Bright blue LED buttons for night operation. Operates up to 3 LiftMaster garage door openers, gates operators or MyQ enabled light devices. Security+ 2.0 anti-theft technology. Compatible with all LiftMaster garage door openers manufactured starting January 1993, and all 315MHZ LiftMaster and Elite gate operators. Includes visor clip (29C151), battery (CR2016), and instructions. Size 3 1/2"" long, 2"" wide. Model number found under visor clip.