Don't stress yourself when trying to see during day and night. This Ultra-bright LED light magnifying glass provide 30X magnification, allowing users with low vision to read text, no matter the size. With the 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. All you need is just 2x AA batteries (not included). This tool is a great magnifier for senior citizens, 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. You won't be disappointed.