Portable light weight - It's safe non-toxic,so that easy to carry,suitable for a long reading time without fatique feel Application - Ideal magnifier for viewing fine details in books,newspapers,magazines,maps,electronics,miniatures,jewelry,pill bottles,hobbies and crafts. comes with energy efficient very bright LEDS - Which are powered by 2 standard"AA" batteries which provide you with even bright viewing field,The lights can be turned on or off with a simple switch on the handleApplication - Ideal magnifier for viewing fine details in books,newspapers,magazines,maps,electronics,miniatures,jewelry,pill bottles,hobbies and crafts.Magnifying Power - 45X Magnifying Power - 45X Optical grade lens - K9 optical glass lens,High precision structure,Clear distortion-free magnifying lens