HP LaserJet 1005w printer. Power consumption (typical): 0 watts (off), 7 watts maximum (Powersave/standby), 285 watts maximum (printing). Number of power supply units: 1 internal, Power supply: 220 V tot 240 V (±12%) 50/60 Hz (±3), max. 2.7 amp., Recommended humidity operating range: 30 to 70% RH (non-condensing)