Professional Metal Marking Engraving Machine Set, 20W Aluminum Alloy Module, Offline Control, Easy Operation

Offline control Metal marking engraving machine allows you to use computer/ phone to install APP and then easily operate machine, just connecting through wifi/ smartphone hotspot. It's very easy and convenient to use, and can help you get rid of line bother. And this is upgraded version that is compatible with GRBL software. Red light helps you to locate engraving area, preventing skew carvingcolor:#c0392b;color:#c0392b; Metal marking engraving machine adopts spot compression technology, and focus spot is as fine as 0.01-0.02mm, which makes engraving effect very fine. pre-assembled parts of machine are carefully tuned to ensure high precision of 's work.line-height: 20.8px;line-height: 20.8px; Professional metal marking module, easy to install & lower loss.With 1064nm infrared fiber ,industrial grade optical sensor, dual optical lens, accurate focusing, low light loss, precise and fast focusing . With large size cooling fan for heat dissipation.It is best choice for metal marking enthusiasts. focal length of is a fixed value20mm/0.79in), no need to adjust focus before engraving which traditional zoom lasers can not do! And of fixed-focus is more stable. What's more, design of using knob to control lifting of device makes focusing more convenient and accurate. Supports operation of computer and phone APP (compatible with Android) controller, supports our professional self-developed software compatible with Win and XP system which supports a variety of image formats. Can print any picture easily and can be directly read in jpg, jpeg, png, bmp, etc.