Daylight24 Natural Daylight Magnifier Clip Lamp Has a 3x magnification scratch resistant lens, shade is 5" diameter Flexible "stay put" stainless steel goose-neck can position the magnifying lens 12 inches above the viewing surface, the neck measures 11" from the clamp to the light housing 12 watt - T4 type circular full spectrum bulb assures even lighting, brighter and whiter than traditional incandescent or florescent lighting sources Sure Grip Clip opens to 2.75" wide, clip & hood are powder coated for long lasting scratch resistant finish Attractive rocker switch in a black plastic fixture can be easily positioned on table or desk top