This transmitter is one of the most popular remote controls. There is a small vision Key301 avalable . The programming is very simple, just copy the positions of 12 DIP switch from your original one.
This remote control features 12 dip switches housed within its casing. Programming the remote is a straightforward process that involves adjusting the DIP switches on the new remote to match the corresponding positions (either up or down) as configured on your original remote control.
A battery is inclusive.