Knightsbridge Shower Downlight The Knightsbridge Low Voltage Stainless Steel SH01 Shower Downlight comes in three high-quality finishes to blend comfortably into any modern home. These products house an MR16 12v 35 Watt lamp and are dimmable with aid of an Electronic Transformer (both not supplied with fitting). Spring fixings included, with a recommended 165mm ceiling void required. Electrical termination is via a 10 Amp connector block within a secure enclosure, Comes with cord grip. Main Features: Available in Brushed / Polished Chrome & White finishes Supports LED MR16 & halogen 35W MR16 bulbs Dimmable with Transformer Fixings included Technical specification: Outer diameter: 88mm Recessed depth: 135mm Cut-out: 72mm Maximum ceiling thickness:15mm Comes with a 1 Year Manufacturer's Warranty. Please note: to complete installation of this product it requires an MR16 Bulb.