Linear DXT 21 Garage Door Opener Transmitter
1-Channel Transmitter for use with Linear’s DX Format. This is a two-button, one code transmitter.Linear’s DX format has over a million possible codes. DX transmitters are precoded at the factory to unique codes, so no field coding is required.These remotes send variations of their preset codes depending on which buttons are pressed. Transmitters can send a signal for up to 10 seconds per activation. Comes with two 3-volt lithium batteries. Also comes with a belt clip and a pocket clip.
