Radio remotes and control sockets Radio remotes 2, 4, 6 and 18- multiple times allow for full freedom of operation of the devices. Connect directly with others RF devices and via a radio control unit TR130 with tebis TX wired system gives you the opportunity control circuits from a distance and always at hand. The remote controls are battery powered. Working time: batteries last for min. 3 years with 5 presses per day.