Compatibility: For Craftsman, LiftMaster, and Chamberlain garage door openers manufactured from 2006 to 2013. Works only with purple learn buttons (check the back of your opener). Code type: Security+ 315 MHz. Accurate adaptation model: Garage door opener remote compatible with Sears Craftsman models 139.18191, 139.18192, 139.53752, 139.53753, 139.53754, TX2028, 139.53985D, 139.53990D, HBW2028. Compatible with LiftMaster models 370LM, 371LM, 372LM, 373LM, 375LM. Compatible with Chamberlain models 950D, 953D, 956D. Note: This remote does not have DIP switch functionality and is not compatible with Genie, Overhead, Linear, Raynor, Marantec, Precision, or Legacy brand garage door openers. Easy to program: 3-button design allows control of up to 3 garage door openers or gate operators simultaneously. Operates within a range of up to 120 feet for quick and convenient access. Tip: Ensure your garage door is fully closed before programming the remote. Color: As shown in photo. Material: Plastic. Package contents: 2 x Garage door remotes. Note: Only the items listed are included. Light reflection and differences in display screens may cause slight variations in color appearance. Measurement error allowance: +/- 1-3 cm.