This cordless LED binocular stereo microscope has both top and bottom lights. It is designed for indoor and outdoor applications powered through an outlet or by batteries. It is a portable microscope that can be taken out to field sites. This microscope offers sharp clear stereo images and four magnification levels (10X 20X 30X and 60X) and provides 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 jewels and etc.