How much energy does the HP Officejet 6600 consume, and are there ways to save energy?

The printer consumes 43 watts while printing, 46 watts while copying, 5 watts when ready, 3.3 watts in standby, and only 0.35 watts in Manual-Off mode. Users can save up to 40% on energy by using the Schedule On and Schedule Off feature to preset the device to turn on or off automatically. The printer is ENERGY STAR qualified.