**Wide Compatibility**:Works for 1993-Current Sears Craftsman Liftmaster Chamberlain Garage Door Opener with a Yellow, Purple,Red/Orange, Green Learn Button.【Not Support Dip Switch Opener】 **Replacement List**: Replacement for 139.18191, 139.18192, 139.53752, 139.53753, 139.53754, HBW2028,139.53680, 139.53681, 139.53684, 00953680000, 00953681000, HBW1255,139.53879, 139.53859. **Enhanced 3-year warranty**: Enjoy a premium after-sales warranty with our comprehensive 3-year warranty. **Long-Lasting Performance:** Experience sustained power with our high-capacity 240MAH lithium battery for extended usage. **Reliable and Durable:** Rigorously tested through over 100,000 trials for unmatched durability and longevity. **Advanced Rolling Code ** : Experience secure access with a range of over 164 feet using state-of-the-art technology. **FCC Certified with Amazon Support:** Our products are FCC certified in North America and backed by 24/7 customer support from Amazon. **Easy Setup and Use:** Effortlessly pair with your garage door opener and conveniently clip to your sun visor for practical daily use. 【After-sale Service】We provide 3-YEAR-Warranty with no condition return or exchange. 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. Works for 1993-Current Sears Craftsman Liftmaster Chamberlain Garage Door Opener with a Yellow, Purple,Red/Orange, Green Learn Button.【Not Support Dip Switch Opener】