Firefly 300MCD21K Garage Door Opener Keychain Remote

Firefly 300MCD21K Garage Door Opener Keychain Remote

Features & Specifications

• 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