These machines have been excellently cared for and are in beautiful condition, they will require a psu, they are overclocked and fully tuned for maximum effort mining.. We have installed top of the line heatsinks, thermal pads and a forced induction fan and shroud system. I have 10 units available, they are sold separately. I also have several 1000w power supply's capable of powering 4 miners ea. and will be sold separately.. message me for more info,,,,  ( THIS LISTING IS FOR ONE KS0-PRO ONLY ) Will ship in original box...