Universal for Chamberlain/LiftMaster/Sears Craftsman Garage Door Opener with a Purple, Red, Orange, Yellow, Green, Learn Button Since 1993. (Check All Listing Photos for Clarification!)【NOT Support Security+ 3.0 White Learn Button Opener Produced in 2026】【Not Support Dip Switch Opener】 **Wide Compatibility**:【NOT Support Security+ 3.0 White Learn Button Opener Produced in 2026】Universal for Chamberlain/LiftMaster/Sears Craftsman Garage Door Opener with a Purple, Red, Orange, Yellow, Green, Learn Button Since 1993. (Check All Listing Photos for Clarification!)【Not Support Dip Switch Opener】 **Replacement List**: Replacement for G940EV-P2 940EV 940EV-P2 940ESTD 940CD 940CB 377LM 977LM 66LM 376LM 877LM 877MAX 878MAX CMXZDCG440. **Extended Battery Life**: With a high-capacity 9V Alkaline battery, enjoy long-lasting usage without frequent replacements. **Enhanced Security**: Features low-power consumption and rolling code encryption for advanced protection against unauthorized access. **Convenient Access**: Simply enter your personalized PIN on the keypad for easy and hassle-free garage door entry. **User-Friendly Design**: Includes guest password function and night light feature for added convenience and safety. Easy installation with no professional help required. **Reliable Performance**: FCC certified and tested for 100,000 cycles, this keypad ensures top-notch quality and durability. 【After-sale Service】We provide 3 YEAR warranty. If you have any query, please contact us through our store homepage "Ask a question" or support email and we will get back to you as soon as possible within 24 hours.