NEW 48MP 4K HDMI USB Industrial Video Digital Microscope Camera 130X Zoom...
(Magnification Power by 0.13- 2X (about 1 - 130X on the display). HDMI interface: HDMI/USB output. Have A Good 4K Soldering ;-). zoom ratios: 1 : 15. Directly fix the light on your screen or keyboard, and then plug the USB.