This is a brand new cordless LED binocular stereo microscope for students. It provides 10X & 20X magnification power, coming with two pairs of optical glass widefield eyepieces, 5X & 10X, and two AA batteries. It is an ideal instrument for viewing collections of coins, stamps, meteorites, tektites, minerals, gems, fossils, or insects. It is a perfect tool for inspecting jewelry, watches, circuit board, biological specimens, dissection, and etc. Features: Fully Coated Optical System Sharp 3-D Image with High Resolution Built-in Upper Illumination System Superior Instrument Easy to Operate Two Pairs of Eyepieces Included Manufactured under ISO 9001 Quality Control Standard Excellent Five (5) Year Factory Warranty Specifications: Head: upright binocular Objectives: 2X Magnification: 20X Eyepiece: wide field - WF5X, WF10X Stage: white plate Interpupillary Distance: 55 - 75mm Working Distance: 2 3/4" (70mm) Illumination: 1W LED bulb Shipping Weight: 3 lbs Packing List : One Monocular Microscope with Track Stand One Widefield 5X Eyepiece One Widefield 10X Eyepiece One White Stage Plate One Dust Cover User's Manual Download Shipping Weight: 3 lbs