Fully-charged battery can make LED light last continuously for 6-7 hours. LENSES: Magnifying glass come with 4 replaceable lens at 1.5X, 2.0X, 2.5X, 3.5X maginification,Each lenses are different ...

On the other end of the scale, there are ornamental magnifying glasses, designed for light use, but more often ... offering magnifying capabilities of 5x, 10x, and 15x zoom. Each one flips out ...