Package Contents: you will receive 2pcs 9 or 12 Dip Switch Garage Remote Control GT90-1 G220 MAT90 GT912 AT90 Remote Control, compatible with Genie, compatible with Overhead, compatible with Gate Opener Remote Controls, CR 2032 3V Button included BatteriesCompatible Models: the garage door remote is not universal, only compatible with Genie, compatible with top door 12 compatible with AT90-1, compatible with GPT90-1, compatible with GT912, compatible with MAT90, compatible with AT90, compatible with GT90, compatible with GT90-1, compatible with CT90, compatible with LD12, compatible with PMT90-1, compatible with ALT90-1 and 9 Dip switch remote control. Please pay attention to the information before purchasing.Programming Instructions: please check the DIP switches on your door opener; If there are 12 or 9, the switch will work nicely; If they are 12 or 9 dip switches, and it still doesn't work, reverse the switches; Before starting remote programming, make sure the garage door opener is fully closed.Radio frequency technology and security encryption design ensure the garage door opener has a working range, fixed code technology reduces interference and extends the range; The remote works over 164 feet from the garage door opener for "no wait" roll in access; Encryption prevents intrusion, and long term stable working effect provides security for your garage property.Wide Range of Portability: can be placed in handbags, pockets, etc., or placed on the lenses in the car without taking up much space; The keychain remote control has signal transmission, wide coverage, flexibility.Quantity: 2PcsColour: BlackMaterial: PlasticPackage Contents: 2 * Garage Remote Control