About this item: 3 BUTTONS: Supports up to 3 different Security+ 390MHz LiftMaster, Chamberlain, Sears Craftsman,Linear, Raynor, AccessMaster and Master-Mechanic garage door openers (hanging in your garage) made around 1(contact info removed) that has a RED or ORANGE learn button on the motor unit. ATTENTIVE DESIGN:Sliding cover design,directly change the battery no need to unscrew.Built-in LED transmitting & low battery indicator. Latest RF technology ensures a better range. Secure rolling code encryption is the same as original remotes. Small, compact, and lightweight keyfob style easy to carry around. WORK ONLY:For the garage door opener, it has a red or Orange LEARN button on the motor unit. Can't support the other color learn button.Can't support the Genie opener. Can't support the opener has dip switch inside. COMPATIBLE: Orange/Red learn button opener with frequency 390mhz models: Liftmaster models: 970LM, 971LM, 972LM, 973LM, 974LM, 91LM, 92LM, 94LM, 96LM. Chamberlain 390 models: 950CB, 953CB, 956CB. Can't support the new opener with Myq technology. NOTE BEFORE ORDER: This item only support the opener has Red or Orange learn button on the motor unit,so before order please ensure your opener has the Red or Orange learn button,otherwise this will not work. NOT UNIVERSAL REMOTE: Can't works Genie opener. Can't support DIP Switch type opener. Support 390mhz frequency Liftmaster/Chamberlain opener remote.