This Nikon SMZ-U ZOOM 1:10 Microscope UW10XA/24 powers up as shown in the pictures and has evidence of usual wear and tear with some scratches. All buttons are in functional condition and the unit was previously used in a university lab and experienced minimal use.
We do not have any information on further testing of the unit. This microscope is ready to go, and is designed to withstand everyday wear and tear. With functional buttons and minimal previous use in a university lab, this product is reliable and efficient.