Andonstar AD207S Pro 7inch HDMI LCD Digital Microscope

What Are the Differences between Andonstar AD207S Upgraded Digital Microscope? AD207S: 7'' IPS Screen, 6'' bracket + 4"extension tube for a full view of coin, HDMI/USB output. AD207S-Pro: 7'' IPS Screen, upgraded 10.4'' higher bracket for a full view of coin, soldering, HDMI/USB output. AD207S-10 Pro: 10'' IPS Screen, upgraded 10.4'' higher bracket for a full view of coin, soldering, HDMI/USB output.     New Model AD207S-Pro 7'' IPS HDMI Digital Microscope 【7 inch LCD 2160P Display For Great Clarity】This digital microscope AD207S Pro comes with a 7'' LCD screen which offers a sufficient experience of viewing and provides a great image of the specimen. The angle of the monitor is adjustable to suit users' different working habits and to facilitate observation and soldering. Ultra-high definition 2160P Video Record can help you better capture the details of objects.【Upgraded 10.4" Stand for Full View of Coin】Upgraded microscope from AD207, this coin microscope is equipped with a taller 1