[Warm tips]-- This garage door remote control is more of a replacement. We recommend that you look at the list below for device compatibility before purchasing.[Replacement Garage Remote Control]-- Our garage remote control works with 433.92MHz rolling code and is compatible with Crawford RCU 433-4K, RCU 433-2K, EA433 2KM, EA433 2KS, EA433 4KS, N002800, T433-4.[List of compatible garage door openers]-- Our garage door remote control works for Crawford Entrematic Magic 600 / Magic 1000 / Ultra (all versions after 2005) / Ultra Excellent (all series after 2005).[ & Portable]-- Thanks to its small design, our remote control can be attached to your keychain with the included keychain and is therefore always at hand.The color of different production batches may vary, but does not affect useColor: Photo colorMaterial: plasticPackage contents:2 x Remote controlOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture to be a little different from the real thing. The allowed measurement error is +/- 1-3 cm.