If you need a replacement remote for your Pulsar, Allstat, or Allister garage door opener, or simply want to have an extra controller, the Skylink PD-318 MultiLink Mini Keychain Garage Door Remote is the answer. This MultiLink garage door remote control is designed to work with 318 MHz Pulsar, Allstat, or Allister / Multi-Code garage door opener with 8 or 9 DIP switches until 2010. Once the DIP switches have been set to match your opener, just press the garage door opener button to activate your garage door. It features a built-in flashlight and a confirmation LED; press and hold the plastic case where it marks 'PRESS' to activate the flash light. One 3 volt Lithium type (CR2032) battery is included.