Universal Compatibility: Designed to replace Chamberlain, Liftmaster, and Motorlift garage door remotes, this remote control operates at a frequency of 437.92MHz. It is suitable for models such as ML510EV, ML700EV, ML1000EV, and others, excluding LM50K, ML510, HE500AN. Extensive Model Support: Compatible with a wide range of models including Chamberlain MotorLift Basic ML510EV, ML550EV, ML580EV; Comfort Prime ML700EV, ML1000EV; and Motorlift ML500 to ML5500. Replaces Multiple Models: Direct replacement for various models including Motorlift 84330EML, 84335EML, and Liftmaster TX4UNI, TX2EV, TX4EVF, allowing convenient access to your garage or gate. Dual Programming Modes: Features green and red LED indicators for two programming modes. Simple mode switching ensures compatibility with your specific garage door opener. Four-Channel Functionality: Equipped with 4-channel operation, this remote can control multiple garage doors or outdoor door openers simultaneously for improved convenience. Color: Black Material: Plastic Package Contents: 4 x Remote Control Note: The package includes only the items listed above. Light reflection and display differences may cause slight variations between the image and the actual item. Measurement may vary by +/- 1-3cm.