Monkeybrother 3 LED Light 45x Handheld Magnifiers for Reading Magnifying Glass with Light 10x for Low Vision,Older magnifier and Jewelry Loupe Material: Plastic handle and glass optical lenses. Weight:120g. Independent lighting design to ensure better lighting effect, 2-button release system. Using it at night lying in bed to read the book without using a lamp or having any eye strain. Turn on or off with a simple switch on the quality non-slip handle, Great for reading, circuits, jewellery evaluating, and etc Convenient to carry and best for examining fine details in books, newspapers, collectibles, electronics, jewelry, and even those pesky pill bottles Comfortable ergonomic handle.And the Lens size: diameter 75mmx18mm/2.9''x0.7'' Handle length: approx. 11cm/4.3''