This is a double eye magnifying glasses that work very well. For when you just when you have to be right

Features:

have to be able 
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 & Acrylic
Color: White
Lens Magnification: 10X, 15X, 20X, 25X
Power Supply: 3 * 1.5V AAA battery (not included)
Item Weight: Approx. 147g / 5.19oz
Package Weight: Approx. 185g / 6.52oz
Package Size: Approx. 20.5 * 18 * 7.5cm / 8.07 * 7.09 * 2.95in

Package List:
1 * Magnifier
1 * Rubber Band
4 * Pair of Lenses(10X, 15X, 20X, 25X)
1 * Manual