Efficient energy-saving standby power of small Wide voltage automatic switching circuit suitable for a wider voltage range; efficient energy-saving chip meets national energy efficiency standards, it provides significant saving in electricity costs, suitable for Internet cafes or office usage with over-current, over voltage, short-circuit multi-protection function. Is compatible with all  computer motherboards　 *Dimension: 150(L)*140(W)*86(H)mm                       *ATX Power Supply Regular 500W   *12cm black fan                                                   *W/20+4Pin,3*4P(IDE)+1*4P(FDD),PCI-6PIN, 8PIN(4+4)                          *W/4*SATA