Properties: Color: Black. Material: plastic and metal + acrylic lens glass lens Size: 250 x 200 x 50 mm. Magnification: 1.5x, 3x, 6.5x, 8x Weight: 180 g Battery: 2 * AAA battery Enlargement: 1.5X (fixed lens only) 3X (fixed lens + inner folding lens) 6.5X (fixed lens + outer swivel lens) 8.5X (all inclusive) Package: 1X headband magnifier with LED light 1, Headband Magnifier Glass: Premium Quality Lightweight headband magnifying glasses with lights hands free visor lamp loupe lens, bring hands-free variable magnification detail views to hobby. 2, Magnifies from 1.5x to 8x with a fixed lens, flip-down lens & flip-down loupe. You can install 2 lenses at the same time. 3, Bright LED light at the centre front to brighten your field of view. Can also be used as a headlamp. Powered by 2*AAA batteries (not included). 4, Easy to Wear: Quick-adjust headband with ratchet mechanism - just turn knob to tighten/loosen while wearing. Adjustable side pivots allow the visor to tilt at your fingertips, controls for adjusting the LED light beam. 5, This head magnifier and light suitable for reading, jewelry appraisal, watch repairing, crafting, painting, sewing, knitting, nail art, eyelash, engraving, art or collectibles inspection, electronic device, mechanical and so on.