Feature 1[EYEGLASS DESIGN] Ergonomic eyeglass frame design can effectively prevent the magnifying glass from falling and reduce the pressure on bridge of nose. 2[4 SETS LENS] Equipped with 4 sets of interchangeable lenses, 10X 15X 20X 25X magnification, lens can be selected according to the observed object. 3[EASY ADJUSTMENT] The adjustable magnifying glass bracket can be turned up and down to ensure that the eyeball is in the middle and the details are clear. 4[WITH HEADBAND] Equipped with a detachable headband, the magnifying glass can be worn directly or with headband to reduce the fatigue of long term use. 5[MULTIPLE USAGES] Suitable for close work, such as watch jewelry maintenance, reading, handicraft production, jewelry identification, welding, painting, etc.SpecificationItem Type: Head MagnifierBattery: 6 x LR1130 button battery, 300mAh (included)Magnification: 10X 15X 20X 25XLight Source: White LightLight Mode: White Light Always OnControl: Rotary SwitchMaterial: Plastic, Metal, Acrylic Optical LensWeight: 149g / 5.3oz(approx.) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Magnifier Frame1 x User Manual1 x Strap4 Sets Lens (1 Set in Frame)