Overhead Door Three Button Remote Opener with CodeDodger 1 and Code Dodger 2 Technology Garage Door Opener Clicker Remote Control Wireless Car Auto Opener Single Frequency - Rolling Code Technology Included is the visor clip, battery and cover. Compatible with any CodeDodger or CodeDodger 2 system. Also compatible with Genie Intellicode or Intellicode 2 system. Can be used as a insert visor clip and install in sun visor of vehicle.