Personal Magnifier Features:± Flexible lens combination for higher magnification. ± Detachable LED light device. ± The tilt degree of LED light is adjustable. ± Thumb screw to adjust the tilt degree of lens. ± The belt size can be adjusted freely. Application:± Operate or read at dim or dark place. ± Assemble or repair small fittings. ± Check the finished product. ± Also good for work such as carving, handcraft, sewing, Q.C and repairing engineer. Specifications:± Lens material: Acrylic resin Processed by crack-proof rigid coating. ± Lens size: 2, 3 89x29mm; 1 Single-lens diameter: 28mm. ± Magnification: 3 : 1.8X ; 2 + 3 : 2.6X ; 1 + 2 + 3 : 5.8X. ± Use two AAA batteries not included.