Flush-mounted radio receiver for switching light sources on and off as well as dimming them using io radio transmitters or existing buttons. - Easy retrofitting of an existing installation - Small size for installation behind the existing button or in a junction box - N&L supply lines serve as antennas and ensure a high radio range (patented Somfy technology) - Protection of the receiver in the event of incorrect wiring - No minimum load: LEDs can be dimmed from 0 W - Adjustable minimum and maximum dimming values prevent flickering of the lighting, among other things - Integration of dimmable lighting in TaHoma's smart home functions - Query of the current status of the receiver via TaHoma and bidirectional controls Note: Neutral conductor (N) and phase (L) are required Operating voltage: 230 V - 50 Hz, max. 16 A Operating temperature: 0 to 55 °C Environment: dry living spaces Protection class: IP 20 Radio frequency: 868-870 MHz Dimensions (W x H x D): 43 x 43 x 18 mm Number of registrable io radio transmitters (1W): max. 10 Max. output power 100 W for: - 220-240V dimmable LEDs - 220-240V ohmic load (incandescent lamps or halogen lamps) - 12/24V LEDs or halogen spots with dimmable electronic transformer - dimmable LED drivers (trailing edge dimming) for LED strips - 220-240V non-dimmable LEDs (on/off)