Clearly without distortion: Magnifiers use high-quality optical lens and can be magnified a maximum of 30 times.This powerful magnifying glass allows users to read small words, pictures and things clearly. LED Lighting: This magnifying glass with 12 ultra-bright mini LED lights.Premium optically coated double-layer glass lens, no optical distortion, suitable for people with low vision or macular degeneration. Health LED lighting can allow people to read comfortably in the dark for long periods of time. Easy to hold: 3.15 inch effective diameter, ergonomic design, easy to hold.The LED magnifier works with 2 AA batteries (not included).easy assembly, handle, compact and easy to carry, suitable for home or outdoors. Great gift for the elderly: The largest magnifying glass is a good choice for the elderly as a birthday, Christmas and special day gift.It can help senior readers read books, newspapers and magazines clearly without worrying about low vision or macular degeneration. Lens material: High resolution optical lens Product material: ABS + glass Magnification: 30 times Outer diameter: approximately 105 mm Battery: use 2 AA batteries (batteries not included) Package list: 1X illuminated magnifying glass without battery