• Comfortable, lightweight spectacle frame • 5 precision interchangeable lenses • Plastic protection case for lenses • Fitted with 3 x LR1130 batteries Ideal for close-up precision work leaving your hands free. This set includes 5 interchangeable optical lenses & detachable twin bulb LED spotlight. For close-up professional, craft, hobby or DIY projects Specifications: Magnification 1.0x working distance 250 - 350mm (10 - 14'') Magnification 1.5x working distance 200 - 300mm (8 - 12'') Magnification 2.0x working distance 175 - 275mm (7 - 11'') Magnification 2.5x working distance 125 - 250mm (5 - 10'') Magnification 3.5x working distance 75 - 125mm (3 - 5'')