high speed laser egraving machine specification with CE and FDA ISO9001 up and ... price5Human design strong features and easy to use SH-690 laser cutting and engraving machine Applicable mateicals >Plexiglass,acrylic,wooden board ... ,paper product,acrylic etc. industries3.Technical parameters > Laser power :60W(70w,80w,100w -optional)Laser type:Hermetic CO2 glass tubePower supply:AC220 ...