OMAX 10X-30X Cordless Binocular Stereo Student Microscope with Dual LED Lights

This is a stereo microscope with reversed viewing head. It can be used on 110V power supplies as well as running with 3 AA batteries, which means that it can be used in the outdoor fields. It has 10X and 30X two step magnifications with dual LED lights from both top and bottom sides. It has large working distance of 57mm and maximum field of view of 20mm. This microscope is a good choice for people who like to collect coins, stamps, rocks, gemstones but with low budget. It is also a good choice for students who would like to inspect inse