engraving machine 1.easy to use 2.high quality results 3.increase ... V ±10%, 1.3 A, 50/60 Hz (overvoltage category II, IEC 60664-1); or AC 220 to 240 V ±10 ... %, 0.6 A, 50/60 Hz (overvoltage category II, IEC 60664-1)Power consumption122 WAcoustic noise levelDuring operation: 60 ... Program Guide, Roland EngraveStudio™ Program Guide, and User's Manualengraving machine