2-way switching, rotary dimming, push On/Off, 10-200W rated. Part of the Knightsbridge Grid system. Module simply clips into position from the front of the mounting frames (sold separately) GLS / Mains voltage halogen/ LV Halogen with dimmable magnetic transformer/ LV Halogen with electronic transformer: Min. 10W ~ Max.200W LED dimmable lamp /LED dimmable driver : Min. 5W ~ Max. 150W *To operate with LED lamps, the lamp or driver/control gear must be compatible i.e. dimmable. This unit is not suitable for non-dimmable products. Please check with lamp manufacturer for compatibility