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Transmitter Solutions  |  SKU: 390LMPB1K3

Transmitter Solutions 390LMPB1K3 Remote - 390 MHz

Regular price $7.99
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Core Details

Product Type Remote Transmitter
Application Type Gate | Barrier | Garage
Installation Type Residential | Commercial | HOA
Voltage 12V
Power Type Battery
Mounting Type Keychain
Protocol Dip Switch
Frequency 390 MHz
Range Up to 100 ft (line of sight)

Description

LiftMaster 81LM Compatible 390 MHz Keychain Remote

The Transmitter Solutions 390LMPB1K3 Firefly3 is a compact, single-button 390 MHz keychain transmitter designed for seamless compatibility with all LiftMaster® 81LM and 80LM dip switch receivers. Engineered for durability and convenience, it operates on a 10-dip switch configuration and features a bright orange push button in a sleek black housing. Ideal for residential and light commercial gate or garage applications, this remote offers reliable wireless performance with a range of up to 100 feet.

Key Features

  • Operating Frequency: 390 MHz
  • Compatible With: LiftMaster® 81LM and 80LM dip switch receivers
  • Compact Keychain Design: Portable and easy to carry
  • Programmable 10-Dip Switch Coding for secure transmission
  • LED Indicator for signal confirmation
  • Battery Type: 12V A23 (included)
  • Operating Range: Up to 100 ft (line of sight)
  • Temperature Range: -20°F to 100°F
  • Warranty: 2 years

Technical Specifications

  • Model: 390LMPB1K3 (Firefly3)
  • Number of Buttons: 1
  • Number of Code Combinations: 1 billion
  • Dimensions: 1-1/2" × 2-1/8" × 3/8"
  • Weight: 1 oz
  • Enclosure: Black case with orange button and keychain ring

Conclusion

The Transmitter Solutions Firefly3 390LMPB1K3 provides dependable operation and compact portability for LiftMaster 81LM-compatible systems. Its durable construction, long battery life, and secure dip-switch programming make it a top choice for reliable gate and garage access control.

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