Transmitter Solutions 390LMD21K3 Remote Liftmaster 61LM Compatible

Compact Keychain Remote for LiftMaster 61LM and 390 MHz Systems (Limited stock on hand)

SOLD IN BATCHES OF 10 ONLY

The Transmitter Solutions 390LMD21K3 Firefly3 Remote is a high-quality, compact keychain transmitter designed for seamless integration with LiftMaster 61LM and 9-dip switch receivers operating at 390 MHz. Ideal for gate operators, garage doors, and access control systems, this transmitter offers reliable performance and easy programming, making it the perfect replacement or additional remote for residential, commercial, and industrial applications.

Built for durability and convenience, the Firefly3 is small enough to fit on a keychain, ensuring that gate and garage access is always within reach. Its simple dip switch configuration allows quick setup, eliminating downtime and ensuring hassle-free operation. The Firefly3 transmitter operates efficiently in extreme conditions, making it a trusted choice for secure, long-range remote control access.

Key Features

• LiftMaster 61LM Compatible – Works flawlessly with LiftMaster® and all 9-dip switch receivers at 390 MHz, ensuring universal access compatibility.
• Portable Keychain Design – Compact and lightweight with a dark blue single-button interface for easy use.
• Reliable Long-Range Performance – Designed for gate operators, garage doors, and commercial access points.
• Quick and Easy Programming – Dip switch technology ensures fast integration with existing systems.
• Durable Build – Operates efficiently in temperatures ranging from -20°F to 85°F, withstanding extreme environments.
• Battery Powered – Equipped with a 12V A23 battery for long-lasting operation right out of the box.

Technical Specifications

• Frequency: 390 MHz
• Buttons: 1 (dark blue)
• Battery: 12V A23 (included)
• Operating Temperature: -20°F to 85°F
• Dimensions: 1-1/2" x 2-1/8" x 3/8"

Conclusion

The Transmitter Solutions 390LMD21K3 Keychain Remote delivers reliable, secure, and convenient access control, fully compatible with LiftMaster 61LM and other 9-dip switch receivers at 390 MHz. Its compact design, easy programming, and durable performance make it the ideal solution for enhancing gate and garage door security. Ensure seamless access to your property with this trusted, high-performing remote.