This is a cordless LED binocular stereo microscope with top and bottom lights. It is designed for both indoor and outdoor applications powered by either batteries or wall-power. It is portable and can be taken out to field sites. This microscope offers sharp clear stereo images four magnification levels (10X-15X-30X-45X) and the freedom from cords. It comes with a rechargeable illumination system three rechargeable AA batteries and an AC adapter/charger. This durable and reliable microscope is a perfect instrument for viewing insects plants rocks stamps coins jewel and etc. It is an ideal microscope for hobbyists and students. This microscope is in factory-sealed box. Features : A great cordless stereo microscope with top and bottom LED lights Powered by either batteries or wall-power Convenient for being taken out for on-site applications Built-in rechargeable incident and transmitted LED illumination system 10-LED top light 7-LED bottom light Four magnification settings: 10X-15X-30X-45X 45 degree inclined binocular head with locked-in eyepieces Adjustable interpupillary distance Sharp stereo erect images with wide field of view High quality original true color Ocular-tube with adjustable diopter Accurate alignment ensuring fatigue-free viewing for hours Rugged metal frame and stand Full optical glass elements Precise ground glass lenses All metal mechanical components GS CE approval electric apparatus White/black plate and rubber eyeguards included Manufactured under ISO 9001 quality control system Excellent five (5) year warranty Unbeatable low price guaranteed or the difference back! Satisfaction guaranteed or your money back! Specifications : Head: 45 degree inclined binocular Eyepiece: WF10X and WF15X Objectives: 1X 3X Diopter Adjustment: +/-5dp Interpupillary Distance: 2-3/16 - 2-15/16 (55-75mm) Working Distance: 2-1/8 (53mm) Frosted Glass Objective Plate: 3-3/4 (95mm) in diameter White/Black Plastic Objective Plate: 3-3/4 (95mm) in diameter Illumination: 10-LED top light and 7-LED bottom light Accessories: a pair of eye-caps a pair of clips and a dust cover Packing List : One Forward Binocular Microscope with 1X & 3X Objectives Pillar Stand and Top & Bottom LED Lights One Pair of Widefield 10X Eyepieces One Pair of Widefield 15X Eyepieces Three Rechargeable Batteries One Wall-Power AC Adapter/Charger One Frosted Glass Plate One Plastic Plate One Dust Cover One Pair of Eye-guards One Pair of Clips One Wrench for Tension Adjustment User s Manual Shipping Weight: 8 lbs