This magnifying glass provide 30X magnification allowing users with low vision to read text no matter the size. with 12 pcs high quality ultra-bright LED lights the magnifying glass system also provides extra luminance to ensure an overall better reading experience which is particularly helpful for people with macular degeneration or far-sightedness/feyopia. Comes completely assembled just requires 2x AA batteries (not included). Once the batteries are added the magnifying glass is ready to go making it perfect for the elderly or those requiring an intuitive magnification system. Magnifies 30x without optical distortion. Optimal to enhance reading and viewing very fine details in books newspapers magazines photographs maps electronics miniatures jewelry pill bottles medications hobbies models and crafts of all kinds. great magnifier for seniors excellent for small print on coupons prescription medications leisurely reading and also a great choice for those who have low or impaired vision of most types.