Radio reception frequency 433.42 MHz, 30 radio transmitters that can be programmed, extension operation with BLC extension and button (normally open) possible from release R2.1, for operation via button and radio transmitter, with two-surface operation, with 5 light scenes for on/off, dimming value, retrieval of light scenes only via radio transmitter, radio signal from programmed radio monitor causes switching on for 1 min (retriggering), switch-on brightness with BLC dimming insert can be saved in a power failure-proof manner, reset function (to factory setting)