Universal: Works on LiftMaster, Chamberlain and Craftsman garage door openers manufactured from 1993 to current; Compatible for 3 different frequencies of security rolling code, it’s the easy option for adding an extra remote to multi-car families or for replacing lost or broken remotesSafe & Reliable: It features latest Security+2.0 rolling code technology that significantly reduces radio wave interference and rolling code protects against intruders by generating a new security code every time the remote control is used on your garage door openerLong Distance Remote: CreaCity garage door opener remote works within 120 feet from the garage door opener for “no waiting” roll-in accessMultichannel: 3 button design allows control of up to 3 garage door openers or gate operators at once, which eliminating the trouble of carrying multiple remoteComes in a pack of two: We prepared two garage door opener remotes for you so that you can still get "no waiting" roll-in access even if you lose one; You can also give one of the remotes to your family, when you take away the remote from home and your family is going to enter the garage, another remote will give them a hand