Firefly 300MCD21K garage door opener keychain remote is a 10 dip switch, 300 MHz remote that is compatible with Multicode. 10 dip switch style 300mhz keychain remote Compatible with Multi-Code receivers and transmitters Test/operate LED Keychain model Gray case Power: Long-life 12 V battery Frequency: 300 MHz 10 Dip switches found in battery compartment

• Garage Doors & Openers Firefly 300MCD21K Garage Door Opener Keychain Remote - Multicode 3060 Compatible#0048/2

Garage Doors & Openers Firefly 300MCD21K Garage Door Opener Keychain Remote - Multicode 3060 Compatible#0048/2Opener Systems