Magnification of 1.5x 3x 6.5x 8x with a fixed objective, a folding objective and a folding magnifying glass. You can install 2 lenses at the same time, ensuring a wider range of choices and applications _x005F_x000D_ Headband magnifier for helmet - Illuminated hands-free head magnifier Visor with 2 LED lights Headband Hands-free glasses Magnifier - Double multiple lens with lamp _x005F_x000D_ HANDS-FREE ENLARGEMENT GLASS WITH LED LIGHT - This headband magnifier is only hands-free magnification with built-in light. The glasses-type headband can not only be adjusted to fit all and ensure more comfort. 2_x005F_x000D_ Super bright LED lights adjustable on top of the lens, so that it can be easily used in low light environment _x005F_x000D_ Lightweight and Easy to Carry Magnifier - Headlamp can be adjusted for a good angle, powered by 2 x AAA batteries (battery not included) Bright LED light in the center of the front to brighten your field of vision. Can also be used as a lamp_x005F_x000D_ front, just turn the knob to tighten / loosen while wearing _x005F_x000D_ Wide Application: This magnifier can be used for close inspection of items such as boards, circuit boards, jewelry appraisal, watch repair, hallmarks, stamps, collectibles inspection, electronics,_x005F_x000D_ coin collectors, hobbyists, etc.