Carson MagniTouch 3x Touch Activated LED Lighted Stand Loupe Magnifier with Focusable Glass Lens For Reading, Low Vision, Hobby, Crafts, Stamps, Coins, Electronics and Inspection (MT-33) Touch activated Focusable magnifying stand loupe | magnifier has a 3x power Crystal clear Scratch resistant Glass lens LED lighted with 3 Super bright lights - touch activated | includes an on/off switch for "steady" light setting | powered by 2 CR2016 button cell batteries (included) Built-in twist action focusing ring | Glass lens diameter: 2.75 inches | included accessories: zippered storage pouch & lens cloth Perfect Adjustable dome magnifier for reading books, newspapers, low vision, hobbies, crafts, coins, stamps, jewelry, electronics, Photos, prints, inspection, blue prints, Rocks, plants, wildlife, nature and more Backed by Carson limited Lifetime Warranty