The model Sparrow20E is an air-cooled 20W fiber laser machine. It can do fine marking, deep engraving on all metals, including precious metals like gold and silver and some non-metals.
The size of the Sparrow20E is small and compact and weighs only 30kg. It is to be used together with a WINDOWS OS computer/laptop. The marking software and drivers needed are in the USB drive that comes with the machine. Switch on both the machine and PC, very easy to use.
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