Transmitter Solutions 310LID21K3 Remote Linear Compatible - 10 Pack

310 MHz Keychain Remote for Linear Dip Switch Systems The Transmitter Solutions Firefly3 310LID21K3 is a compact, 1-button keychain-style wireless transmitter operating at 310 MHz. Designed for 8-dip switch receivers, this remote is fully compatible with Linear® Mini-T Ladybug systems and other 310 MHz dip switch-based controls. Its small size, 256 unique code combinations, and rugged design make it ideal for secure gate or garage door applications where fixed code operation is required. Key Features Operates at 310 MHz with 8-position dip switch encoding Compatible with Linear® Mini-T Ladybug and all 310 MHz dip switch receivers Compact keychain-style design with white button Fixed code transmission with 256 possible code combinations Includes pre-installed 12V A23 battery Rated for outdoor temperatures from -20°F to 85°F Two-year manufacturer warranty Technical Specifications Model: 310LID21K3 Frequency: 310 MHz Encoding Type: 8 dip switches Number of Buttons: 1 Quantity: 10 remotes Battery: 12V A23 (included) Combinations: 256 Operating Temperature: -20°F to 85°F Dimensions: 1.5 in x 2.125 in x 0.375 in Weight: 1 oz FCC ID: SUCCF310B3 Case Color: Black with white button Mounting Style: Keychain Also known as: TRAFIR310LID21K-3 Conclusion The Firefly3 310LID21K3 remote is a reliable, compact solution for fixed-code gate and door access. With compatibility across all 310 MHz 8-dip switch systems and Linear® Mini-T models, it delivers dependable performance in a lightweight form factor. Cut Sheet Installation / User Manual