Garage door transmitter for Chamberlain systems with 3 buttons 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 like ML510EV, ML700EV, ML1000EV, and more, excluding LM50K ML510 HE500AN. Extensive Model Support: Works seamlessly with a wide range of models including Chamberlain MotorLift Basic ML510EV, ML550EV, ML580EV; Comfort Prime ML700EV, ML1000EV; and Motorlift ML500 to ML5500, among others. Replaces Multiple Models: This remote is a direct replacement for several models including Motorlift 84330EML, 84335EML, and Liftmaster TX4UNI, TX2EV, TX4EVF, ensuring you can continue to access your garage or gate with ease. Dual Programming Modes: Features a user-friendly design with green and red LED indicators representing two programming modes. Easily switch between modes to ensure compatibility with your specific garage door opener model. Four-Channel Functionality: Enhance your access capabilities with this 4-channel remote control, capable of operating multiple garage and outdoor door openers simultaneously, providing convenience and efficiency. Colour:black Material:plastic Package Contents: 4 * Remote Control 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.