Powered by 3 AAA Batteries
This headband magnifying glass is powered by 3 AAA. When you need to use it, you can install the battery and you can use it, which can avoid power shortage during use and affect your work process (battery is not included).
Up to 28 Times Magnification
Hands free headband magnifying glass is designed with two lens slots. You can put and change different lenses on the slots. We have provided you six interchangeable optical acrylic lenses. Up to 28 times magnification. All these lenses are stored in plastic box, which easy carry and storage, also can protect them from scratching.
Real Shot at Magnification
This magnifying glass has eight interchangeable lenses, which can be composed of 16 groups of magnifications: 1.0X, 1.5X, 2.0X, 2.5X, 3.0X, 3.5X, 4.0X, 4.5X, 5.0X, 5.5X, 6.0X, 8X, 13X, 20X, 25X, 28X, with chute, can be adjusted to work with single eyes according to your needs, which brings great convenience to your work.