DAYLIGHT-Ultra Slim Magnifying Lamp. Designed especially for the serious needle worker, crafter, hobbyist and artist the Ultra-slim magnifying lamp combines the largest precision glass lens (7in/17.5cm) with the strongest Daylight (28w-150w equivalent) bulb. You can see more of your work in precise and clear detail as well as work longer in comfort. This lamp comes with a table clamp that will fit onto surfaces up to 1-1/2in thick. Additional features include white housing, flicker-free electronic ballast and head-joint that smoothly directs light exactly where it is needed. UL Listed E319880. For North American power outlets only. Imported.