WLH-7S Large 4" 2.5 x, 3 LED Lighted Handheld Magnifier with a 4x bifocal lens, and 10x 1" secondary lens in the handle. This Large Magnifier makes this an excellent first magnifier for someone who needs a little vision assistance for reading small print. This large magnifying glass has a extra very wide field of view makes this an excellent choice for reading, maps, charts, inspecting products, printed material, text, parts, coins, & basic quality control use. Uses 3“AAA” batteries.