LWRM-2.2 Large Lightweight reading magnifier with a 4.25" inch 2.2 x lens with duel LED Lighted Handheld Magnifier with a 4x bifocal lens, Ultra light weight Large lens Magnifier makes this an excellent first magnifier for someone who needs a little vision assistance for reading small print. This large lens 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“LR1130” batteries included & installed.