... imported USA powersupply4.Features: Gantry structure,double motor driver of Y axis.Light beam design,linear guide rail,high accuracy ... ,no cutting residue. Water cooling system avoids the distortion of metal board. High cutting speed,high accuracy,low cost. ... performance. Software compatability: Ucancam,Type3,Artcam,etc.Success ratio of arc striking can be over 99%.Power supply: China domestic made ...