FEATURES & SPECIFICATIONS:
10 dip switch style
300mhz keychain remote
Compatible with Multi-Code receivers and transmitters
Test/operate LED
Keychain model
Black case
Gray button
Power: Long-life 12 V battery
Frequency: 300 MHz
10 Dip switches are found in the battery compartment

COMPATIBILITY:
ChamberlainÆ -300mc
MULTICODEÆ REMOTES: 3089 or 308911, 1089, 3083, 4120, 3070 and 3060
DIGI-CODEÆ REMOTES: DC5010 and DC5040 transmitters.
HEDDOLFÆ REMOTES: P-219, Apollo 300Mhz,
CARPERÆ 300Mhz
KEYPADS: DigiCodeÆ 5200 , DolphinÆ Dual Frequency 300/310, KeystoneÆ M330-1KA WirelessÆ300Mhz, MulticodeÆ 4200 300 MHz
RECEIVERS: MulticodeÆ 4200 300 MHz , MULTI-CODEÆ 302850 , MULTI-CODEÆ 109950, MULTI-CODEÆ109020, MULTI-CODEÆ 302101, DigiCodeÆ Model 5110, DigiCodeÆ Model 5120 DigiCodeÆ Model 5100
Part No: TRAFIR300MCD21K-3
firefly-300mcd21k-multicode-300mhz-compatible-10-dip-switch, Firefly 300MCD21K multicode 300mhz compatible 10 dip switch

Battery Required : 23a 12V
Frequency Type : RF/Bluetooth
FCC ID : 300mhz
Dimensions: 3.00 x 2.00 x 1.00 (W x L x D, inches)