Products detail - 8 interconvertible lens magnifications (2.5X 4X 6X 8X 10X 15X 20X 25X) are included for your various needs and are well packed in a sturdy case for easy transport and long storage. - Multifunctional LED lighting for any place without light - Bracket and headband are interchangeable. Headband size, can be adjusted freely to fit the size of your head. - The lens is reinforced to achieve a surface hardness of H5 - For reading books, newspapers, embroidery, drawings, jewelry tags, etc. Product material: high density ABS environmental plastic, high quality optical lens, etc. Magnification: 2.5 times 4 times 6 times 8 times 10 times 15 times 20 times 25 times - 8 groups of 16 lenses can be exchanged free of charge Size approximately: 21x14x6 cm Objective diameter: 16-19 mm Packing box size: 152 136 88mm Weight: 295 grams (including the box) 55 grams each Lighting: 2 LED lights (pure white light) Power supply for the lighting: 3 LR1130 button batteries - Note: DO NOT place under the sun to avoid fire. DO NOT clean with a corrosive liquid, but with a soft cloth.LED LIGHT - The magnifiers also have a 2 LED lamp to accurately illuminate your work area. This magnifying lamp can be used as a headlight at night, improves the display day and night and lasts for many hours - with 3 power sources LR1130 button batteries. DELY USED - headband magnifier with LED light, ideal for detailed model and painting work, watchmakers, dentists, electricians, model makers, jewelry, nail art, eyelashes, reading, hobbyists, craftsmen or electronic components. SY CARRIAGE AND STORAGE, QUALITY GUARANTEE - 8 groups Acrylic optical lenses with high clarity, packed in a box for easy transportation and storage. 8 Groups INTERCHANGEABLE OBJECTS - Multiple lenses (2.5X 4X 6X 8X 10X 15X 20X 25X), ideal for fieldwork examinations, jewelry labeling, electronics maintenance, model making, watch repair and micro-engraving, coin and stamp collection production , Craftsmen, etc. Soft and comfortable lining. E BRACKET AND THE HEADBAND ARE INTERCHANGEABLE - Comfortable glasses frame or conversion to the headband for a secure fit, low weight, comfortable wearing, signs of fatigue. You can attach this magnifying glass to your head like glasses. It can be used by both the elderly and children, it is very light so you will not feel any burden or discomfort.