A strong and comfortable head magnifier - this one offers you the benefits of a 2 steady LED lights on each side. The adjustable optics give you a wide range of views; great for jewelers - craftsmen - and anyone who needs to REALLY see what they're doing! Magnification ranges from 2.2 to 4.8x - with 4 settings. Head strap is solid plastic with velcro adjustable size. Package Dimension: 11'' X 8.75'' X 3''