Magnifying glass for is recommended to put the head-mounted magnifying glass in a range. Hands-free glasses, suitable for jewelry processing, watch repair, handicrafts or as a general reading tool. 8 , 15 and 23 magnification-double and acrylic crystal double lens, with 3 magnification option, no distortion, high definition. The internal lens is 8 magnification, and the external extension lens is 15 magnification. The outer mirror is detachable and can be used alone or with an 8x magnifying glass as required. Magnifying glasses with LED light-zoom in when illuminated with 2 bright , which are powered by 6*LR1130 batteries. The light is evenly distributed to reduce and enhance the visual effect of day and night. Adjustable magnifying glass-the temple holder is retractable and movable, and the length can be adjusted to fit most heads. If necessary, you can also rotate and adjust the brightness of the LED light and the lens barrel. good repair and observation magnifier-suitable for jewelry making, watch repair, geological tools, sewing, antique collectors, stamp collecting, model making, appreciating the smallest details in low light conditions, reviewing design , crafts, etc. [Product Model]:9892H-1 [Lens length]: 62m, 33m, 21m [Battery model]: 6 LR1130 (product with battery) [Lighting source]: Two LED lights Colour: Material: ABS+metal+acrylic Size: 85x55x155mm Package Contents: 1 * Spectacle Magnifier 3 * Lens Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.