Sale AmScope 40X-400X Glass Optics All-Metal Student LED Cordless Field Biological Microscope with Wall-Power Adapter and Three AA Batteries

This biological microscope comes with an LED illumination system that can be powered by either three AA batteries or wall power supply. It is specially designed for both indoor and outdoor applications. It is portable and can be taken out to field sites. It comes with a 45 degree inclined monocular head with locked-in eyepiece, a 110V-4.5V plug transformer, full optical glass elements, and solid m