GNTR-4.25LED Large lens Gooseneck hands-free Magnifier with large rimless 4" Inch lens easy to use table clamp base has a 2.5x main lens with 4x Bifocal insert built into the lens, has two very bright Leds for illumination and a 7" metal gooseneck that can be easily manipulated for unlimited angle adjustment for the correct viewing angle. This design makes it an ideal work and hands free magnifier this design is ideal for reading, basic magnifying & inspection, sewing, metal working, gunsmithing, soldering, threading, polishing and general crafts.