Description Multi Power LED Illumination Hand Free Headband Magnifying Glass Helmet Magnifier Repairing Head Visor Dental Surgical Loupe LED Lighted Headband Magnifier Jeweler Visor Loupe Head Magnifier Specifications: Dimension: 290*200*100mm Weight/pc: 625g Material: Acrylic,ABS plastic,LED Magnification :1.0X,1.5X,2.0X,2.5X,3.5X Lens Size: 103*83mm Light: 2 white light LEDs Powered by: 3 AAA batteries(Not inlcuded) Features 1) Ultra lightweight scratch resistant hardened binocular lens 2) 2 bright led light provide sufficient light in any condition 3) 5 interchangeable lens plates with different magnification 4) Lens angle is adjustable 5) Two lens plates can be used at same time so setup to a higher magnification 6) Headband can be adjusted accordingly to users experience 7) Used for dental, surgical, medical research 8) For handy crafts making, sewing, fine tooling 9) For low vision aids of reading 10) Excellent as gifts to promote brand and business