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Micro laser engraving machine K4 operating instructions

With 3W laser head, it supports one button offline engraving (the machine has internal memory, after connecting it with the computer, download the pictures and connect the machine with power supply, the machine will start engraving ), it also supports the engraving operation on computer and mobile phone app, the maximum engraving area is 80 * 80mm,it works stable and has a fashionable outlook design.