Lite Source LS-2606SILV Extender Halogen Desk Lamp, Silver Lite Source Extender halogen desk lamp with a silver finish Silver dome shaped shade Shade Dimensions: 4.5-Inch bottom, 4-Inch height Lamp dimension: 15-Inch height by 5.5-Inch width Requires 1 x 20 watt JC type halogen, G4 base, with On/Off switch (rocker) (bulb included)