Radio remote control, KNX, 7 buttons, 18 channels. Radio transmitter for switching consumers in connection with KNX-capable bus systems via KNX radio. The device converts the switching information into unidirectional commands. Functions: switching, dimming, blinds, selection of operating mode for heating function, time, scene recall. A multi-colored LED shows the transmission, configuration and battery status. The individual buttons can be labeled. To ensure safe reading or operation in the dark, a motion detector can be activated, which briefly switches on the button and label LEDs.