Downlight for: MR16/GU10 light bulbs (for GU10 bulbs the GU10 socket needs to be purchased separately) Socket: G5.3 (MR16) included Colour: chrome, satin, white Material: pressed steel Bulb diameter: 50 mm Mounting hole: 70-75 mm Dimensions (length x width x height): 85 x 85 x 36 mm Regulation: No Weight: 106g Shape: round