This is a double eye magnifying glass that works very well to help you on reading small print easier.Features:2 adjustable LED lights.Detachable elastic silica gel headband.High quality that durable enough for daily use.This head wearing magnifier is more practical than handheld one.4 lenses in different magnifications for your choice(10X, 15X, 20X, 25X), and they are very easy to be switched.Portable for home, office, classroom, laboratory, watch shop or jewelry shop using.Applicable to industry, electronics, education, geography, medicine, miniature engraving, timepieces repair, insects observing, coins and stamps collecting, etc. Specifications:Material: ABS & AcrylicColor: WhiteLens Magnification: 10X, 15X, 20X, 25XPower Supply: 3 * 1.5V AAA battery (not included)Item Weight: Approx. 147g / 5.19ozPackage Weight: Approx. 185g / 6.52ozPackage Size: Approx. 20.5 * 18 * 7.5cm / 8.07 * 7.09 * 2.95in