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SkuLAMP01 Item Description: The 40W laser tube is for CO2 laser engrave cutting machine. Feature: Power output(W)40 Wavelength:10600nm Lengthmm720 Cooling System: Water Cooling.Triggering voltage(KV)22 Operating voltage(KV)15 Operating current(mA)0-20 Outer diameter(mm)50 Package list:1 laser tube. The item "40W CO2 Sealed Laser Engraver Tube Water Cool 72cm Engraving Cutting" is in sale since Thursday, October 11, 2018. This item is in the category "Business, Office & Industrial\Printing & Graphic Arts\Sign-Making". The seller is "save-lots4u" and is located in Basel. This item can be shipped to all countries in Europe.