The 956EV is a 3-button keychain remote for Chamberlain, LiftMaster, and Craftsman garage door openers. Each button can be programmed independently to control up to three different garage door opener brands, gate operators, MyQ light accessories, or commercial door operators. The remote features Security+2.0 encryption and operates at a range of 1,500 ft. Wireless programming eliminates the need for garage wiring or receiver installation. Compact dimensions of 0.50 in. (D) x 2.49 in. (H) x 1.33 in. (W) make it ideal for keychain attachment or carrying in a pocket or bag.