Compatibility - The garage door opener remote is compatible with Liftmaster Chamberlain Sears Craftsman Opener made from 1993-Current has Purple/ Yellow/ Red/ Orange/ Green color Learn Button. DO NOT work for Craftsman 200.57933 57943 57953 Series 100 CR1150 139.57943139.57953. CAN'T support Dip Switch ones. Universal Replacement for these Liftmaster Chamberlain Craftsman Remotes Models - 370LM, 371LM, 372LM, 373LM, 376LM, 377LM, 891LM, 970LM, 971LM, 972LM, 973LM, 974LM, 976LM, 977LM, 81LM, 82LM, 83LM, 96LM, 877MAX, 878MAX, 890MAX, 893MAX, 850CB, 853CB, 856CB, 940CB, 950CB, 953CB, 956CB, 940D, 950CD, 950D, 953CD, 953D, 956CD, 956D, 9950D, 950ESTD, 940EV, 953EV, 956EV, 139.30499, 139.53680, 139.53681B, 139.53684, 139.53753, 139.53754, 139.53776, 139.53859, 139.53879 etc Long Working Range - The Acvoce universal garage door opener remote has a transmission range of up to 120ft. Long working range allows you to operate a garage door opener all from the security of the driver's seat - for "no waiting" roll-in access. Equipped with a sliding protective cover to prevent accidental activation. Key chain included. Easy to Program - Simply follow the step-by-step instructions provided in the manual, and you can pair this keychain garage remote with your garage door opener within minutes. 4 button design allows control of up to 4 garage door openers at once, which eliminating the trouble of carrying multiple remote. Reliable Service - Acvoce's reliable technology ensures that your home remains secure and prevents unauthorized access. If you have any questions, please contact us through our store front page "Ask a question" or support email(acvoce@yeah.net). Our team will respond promptly and work to resolve the issue within 24 hours. 1-YEAR WARRANTY. Garage Door Opener Remote, Compatible with Liftmaster Chamberlain Craftsman Opener with Purple Yellow Red Orange Green Learn Button, Universal for 893MAX 893LM 891LM 890MAX, Keychain Type