... attachement up-down table,vacuum table,DSP, New Style! Better-1280 Laser Engraving Machine for AcrylicSpecial Features:1) ... ,international standard laser power supply, integrated framwork style ,high stability and high speed, usb2.0 interface output can ... 110V )Working EnvironmentTemperature:0-45,Humidity:5%-95%,and congeal-water removedControl Software LanguageSimplified Chinese,complicated Chinese, ...