This is a Brand New Open Box Item -It has been tested and inspected and is in perfect working condition. 8 levels of magnification: 40X-80X-100X-200X-400X-800X-1000X-2000X. Binocular viewing head with sliding adjustable interpupillary distance. Variable LED intensity transmitted illumination. NA1.25 Abbe condenser with iris diaphragm & filters. Coaxial coarse & fine focus knobs on both sides.