Easy 5 min installation Work with any gate or garage door system Connect in parallel and the garage door opening system will work with existing switch Can match up to 250 remotes We offer extra remote controls for sale in our store Universal external receiver allows to add extra remote controls to any gate opener models. Using this device you can add and program up to 250 extra remote controls to your opener. Works with any garage or gate opener system. If you unable to find remote control to match your gate or door opener system, you can easily solve this problem purchasing this kit. This receiver is universal and works with any gate or garage door system. Just connect it in parallel according to the diagram and the garage door opening system will work with your existing switch/remote control as well as with new remotes. Easy programming instructions will be shipped along with the package. If you still have any questions, feel free to contact us.