The item is a portable and practical eyeglasses legs style left & right double magnifying glasses loupe, which is designed for easy handsfree use with interchangeable headband. It can adapt to different objects with 4 pairs of different and replaceable magnification lens. Besides, is equipped with 2pcs LEDs for illumination to help you read in low-light conditions. Therefore, the LED double magnifier is for use in mechanical processing, electronic repair, jewelry appraisal, repair and miniature engraving, etc. Features - ColorBlack - Material: durable hard ABS plastic and optical lens. - Lens magnifications: 10X, 15X, 20X, 25X. - and LED Illuminated Double Jeweler Watch Repair Magnifying Glasses Loupe Magnifier Kit. - Left & right double magnifying glasses magnifier loupe, with 2pcs LEDs to help it work in low-light conditions. - 4 pairs of replaceable lens with different magnifications, to adapt to different objects. - LED light source and battery compartment are designed separately. - Handsfree eyeglasses legs and headband are interchangeable to ensure more comfortable and tight wearing. - patches can be moved leftwards and rightwards, and can rotate 180 degrees upwards and downwards. - Power supply: 6 * LR1130 button batteries (not included). - Widely used in mechanical processing, electronic repair, jewelry appraisal, watch repair, repair and miniature engraving, etc. Package list: 3 * LED Illuminated Double Jeweler Watch Repair Magnifying Glasses Loupe Magnifier 12 * Pairs of Replaceable Lenses in 2pcs Plastic Boxes 3 * Interchangeable Headband 3 * User Manual