The perfect compact magnifier for reading small type in low light. Hi-power optical quality lens with bifocal insert. Sturdy and scratch resistant 2 in. x 2 in. retractable lens. Press both buttons to eject lens. Press again for illumination. For reading books, newspapers, telephone directories, small print, maps, and charts. Protective case keeps the lens safe from scratching. 2X power. Two AAA batteries included.