The desktop fiber laser marking/engraving machine model Sparrow20's tagline is "Mini size, big functions." This machine is quite simple to operate. Anyone can become familiar with Sparrow20, even if they have no prior knowledge of laser technology. This video shows how to mark the inside ring.
the machine is with a 10 inch×7 inch built-in touch screen computer
(can also be controlled by keyboard and mouse)
Machine Parts: 1) mark button
2) focus finder on/off switch
3) laser power on/off switch
4) main power on/off switch
5) computer on/off switch
Machine Parts: 1) rotary marking device connector
2) motorized z-axis to focus(raise&lower) the laser output
4) according to the instructions in the video, enter the content to be marked in the marking software
5) red light preview
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