Features:Left & right double eye patches magnifier/loupe with adjustable LED.LED light source and battery compartment are designed separately.Handsfree eyeglasses legs and headband are interchangeable to ensure more comfortable and tight wearing.Eye patches can be moved leftwards and rightwards， and can rotate 180 degrees upwards and downwards.Widely used in mechanical processing， electronic repair， jewelry appraisal， timepieces repair and miniature engraving， etc.Specifications:Lens magnifications: 20XBattery: 3 * 2 LR1130 batteriesColor: BlackMaterial: ABS + Optical lensPackage size: Approx. 20.5 * 18.5 * 6.8cm / 8.07 * 7.28 * 2.68inPackage weight: Approx. 272g / 9.59ozPackage includes:1 * Eyewear magnifier1 * Headband1 * Pair of lens1 * User manual (English & Chinese)9892G 20X LED Magnifier��with batteries��9892G 20X LED Magnifier��with batteries��Thanks for buying!