PowerSlave - Power Savings assistant - Version 1.0.3 Save power and money by automatically swapping Windows power schemes at the end of your working day. PowerSlave lets you have one scheme during the day gives you max performance and then swaps to a more frugal scheme at night. Using Windows power schemes you can have a PC that will hibernate if you don't make it back to your PC at the end of the day. Over a year you can save hundreds of dollars in small office.