<p><b>See your workpieces or text magnified up to 350% original size with brilliant clarity;</b> <p>This magnifier is attached with five elongated lens that can change magnification . External specification of new lens :85mm x 8.5mm. <b>Five kinds of multiples: 1.0X .1.5X,2.0X ,2.5X , 3.5X;</b> <p>Comfortable eyeglass frame with rubber nose-pads or switch to headband for more-secure fit ;Common bracket-type magnifiers can easily fall off during use because lens and LED part are quite heavy . This product can solve this problem completely . If you need to wear this magnifier for long time, it is advised <b>to change bracket into headband state</b>, which can make work comfortable. <p>Open LED lighting source in poor light; Headlight with <b> 2 super-bright LED - powered for 30 hours by 3 button-cell batteries (included)</b>, <p>Perfect for jewelry work, watch repair, arts & crafts or as general reading aid;Easily used for reading books and newspapers, drawing pictures, handicrafts, appreciating flowers and miniature landscape;