Universal Compatibility: This garage door opener remote is compatible with major brands including for LiftMaster Chamberlain Craftsman. Ensure your opener features a Red, Orange, Purple, Yellow, or Green learn button. Suitable for models manufactured from 1993 to present, it supports security rolling codes. Extensive Replacement List: Directly replaces models 891LM, 893LM, 890Max, 971LM, 973LM, 371LM, 373LM, 81LM, 950CD, 953D, and more. Compatible with 139.53681, 139.53879, 139.53753, 41A6127-1, HBW2028, 139.53680 series. Designed to work seamlessly with garage doors with Purple, Yellow, Red, Orange, and Green learn buttons. Advanced Security Features: Equipped with the latest Billion Code, Security+ and Security+ 2.0 rolling code technology, this remote minimizes radio wave interference and enhances security. Each use generates a code, offering superior protection against unauthorized access. Compact and Portable Design: This 2-button garage door remote is small and lightweight, making it easy to carry in a purse, pocket, or on a keychain. Offers convenience without the bulk, ensuring you have access to your garage without hassle. Important Usage Information: Default setting is for Red/Orange and Purple Learn Button Door Openers with a Green LED light. For Green/Yellow Learn Button models, mode adjustments are necessary. Color: Black & Silver Material: Plastic+Metal Package Contents: 1 * Garage Door Opener Only 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.