LIGHT IT! by Fulcrum 20073-101 Multiflex LED Desk Magnifier Lamp Large 4-inch lens provides 2x magnified coverage for reading, hobbies, and detailed tasks LED super bright lights clearly illuminate the finest details using an optical quality acrylic lens Fully adjustable neck and lamp head pivot to accommodate any variety of positions Energy efficient LED's last over 100,000 hours and never need changing Runs on three AA batteries (not included) or AC adapter (sold separately)