High-quality Optical Lenses The magnifier uses superior optical lenses can provides clear imaging.High-quality optical lenses have clearer harder and lighter than ordinary glasses. Dual-Lens This magnifying glass has a lens of 3X and 45X.It satisfies daily use but also allows you to observe more minute details. LED Lights Built-in 3 LED lights with uniform light. Easy to use at night without glare.Powered by 3 AAA batteries. (Batteries not included).Reduce battery replacement frequency. 3X & 45X magnifier lens for reading small prints Dual Lens. Two Levels of magnification (3X 45X). Designed for People with Low Vision. It Ensures Users with Low Vision can Easily Read the Small Print.