Universal Compatibility: Designed to replace Chamberlain, Liftmaster, and Motorlift garage door remotes, this remote control operates at a frequency of 433.92MHz. 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 models from ML500 to ML5500. Replaces Multiple Models: Direct replacement for various models including Motorlift 84330EML, 84335EML, and Liftmaster TX4UNI, TX2EV, TX4EVF, allowing seamless access to your garage or gate. Dual Programming Modes: Equipped with green and red LED indicators to indicate two programming modes, enabling easy mode switching for compatibility with specific garage door opener models. Four-Channel Functionality: This 4-channel remote control can operate multiple garage and outdoor door openers simultaneously, offering enhanced convenience and efficiency. Color: Black Material: Plastic Package Contents: 4 x Remote Control Note: Lighting and display differences may cause slight variations in the item's color as seen in photos. Measurement may vary by +/- 1-3cm.