ITEM NAME:LED Light Adjustable Loupe Folding Glasses Magnifier Metal Frame Headband Watch Features: Easy to replace the batteries. Head light can be adjusted for a good angle. 3 kinds of multiple lens can be chosen,1.5X,2.5X and 3.5X. Great product for watch making and repairing industry, specially for inspecting those tiny parts. Suitable for reading books,newspapers,drawing pictures,making hand gifts etc. Specifications: Material:Metal frame + Acrylic optical lens Color:Black Folding size:Approx.75x150x45mm Expanded size:Approx.195x150x45mm Magnification:1.5X,2.5X,3.5X.Magnification:1.5X,2.5X,3.5X. Folding size:Approx.75x150x45mm. Great product for watch making and repairing industry, specially for inspecting those tiny parts. Head light can be adjusted for a good angle.