Model:TDM316 Dimension: Hmax200, Dia:196mm Cut-out : Dia 150mm Light source: E-27 110-220v, max 60W x 1 Installation: Built-in Material: steel QTY/CTN: 12PCS Remarks : 6-inch screw mouth For light source installation of 2u,3u,semi-helix,incandesent etc Special cooling slot,safe and reliable fixture. Suitable fitting of reflection cover and face cover