... ,Sealed CO2 laser tube 2, Working area1200*900mm 3, Adopt imported DSP digital chip 4.CE Laser machineThe website is www/.diao- ... and abroad,more friendly and convenient;4,Adopt sealed CO2 laser tube,elong life span stable power and distinctive price ratio;5 ... ,Adopt DSP digital chip contralling board ,digital adjustment the laser power and speed,be compatible with CDoreIDraw, CAD directing-outputting ...