This LED magnifier can be powered by 3 AAA batteries (not included).Ideal for visually impaired people, seniors, amateurs and professionals interested in reading books, sewing, embroidery, knitting and other hobbies other than eyesight, our powerful magnifying glass is built to last, long lasting and therefore offers great value for money.For example: visual impairment, eye aging, macular degeneration. Bright, anti-glare threaded optical magnifier equipped with 12 energy-saving LED lights distributed around the magnifying glass frame.Our LEDs create an evenly illuminated viewing area without glare on your eyes, suitable for night reading and use in low light conditions.The illuminated 3x reading magnifier is ideal for reading newspapers, maps, books or other materials with small print and details.The magnifying glass is clear, not easily deformed, magnifies evenly and is harmless to the eyes. Extended magnifying glass holder for desk reading.The 3x magnifying glass is ideal for reading newspapers, maps, books or anything too small and detailed to print. Neck-mounted and lightweight hand-free magnifying glass on the side, the perfect height for optimal magnification;hung around the neck for portable use, a natural fit that does not need to be held like a traditional magnifying glass while being easy to hold for reading, manual work, etc. Portable In handheld mode, hold the magnifying glass 3 to 5 inches for optimal magnificationaway from visible objects Note: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item.2. Due to manual measurement, there may be 1-2mm error.