Carson's zPix 300 (MM-940) is a zoom USB digital microscope that displays a magnified image on your computer screen. The powerful magnification allows users to see details of ordinary objects! Capture an image to keep with the click of a button. You can even capture close focus video and send it to your friends and family. Use the base attachment to view prepared slides or remove the base and place the microscope on any flat surface to reveal fine details. The MAC and PC compatible zPix 300 USB digital microscope will provide hours of fascinating and educational entertainment for adults and children alike. A USB 2.0 or 3.0 port is required. It comes with a specimen base, 3 blank slides, 1 prepared specimen slide, forceps, eyedropper and a USB Cable. Please note, the effective magnification is a combination of the optical system and a high powered digital zoom. Carson strives to make sure our customers are 100% satisfied with the quality of our products. We back products with a One Year Limited Warranty! This Carson product is warranted to be free from defects in material and workmanship for a period of one year from date of purchase.