NOTE: Works with Chamberlain, LiftMaster, Craftsman Merik Garage Opener with YELLOW,RED,ORANGE Smart Learn Button.Before purchase,please ensure has this learn button,or it will NOT works. Compatible: Replaces remote control Liftmaster 370LM, 371LM, 372LM. Chamberlain 950D, 953D More (support 3 garage doors maximum at same time). Security Code Frequencys: Security+ 2.0 rolling code technology for secure wireless communication. 390mhz and hopping frequencys 310mhz/315mhz/390mhz. Product Highlights: No need to open the cover with screws, just slide the cover to replace the battery. With a visor clip. It is convenient to use in the car. Support 3 garage door openers with Yellow/Red/Orange smart learn button on a remote. The remote 1st button for Red/Orange learn button's opener,the 2nd and 3rd button for the Yellow learn button's opener.But if you want change the set,please check below details or contact with seller. Our Policy: * Please check ETA before placing the order. * Items returned not in original conditions are subject to a 50% deduction or deny any credit. The part must not have any type of damage, such as signs of installation by the customer, marks, or scratch. Please contact us through messages for the following reasons :Our respond time is 24 hours. If you did not receive your item within the ETA . If you received an item that is does not fit, please provide us your model and serial number to check. If you need to return an item . Item not as described for one of the following reasons (Item is defective, Doesn't match description or photos, Received wrong item, Missing parts or pieces, Arrived damaged). Thank You for Shopping!