Jou Jye Computer BW-B620JL. Nominal power: 620 W, AC input voltage: 100 - 240 V, AC input frequency: 50 - 60 Hz. Fan diameter: 120 mm, Cooling type: active. Motherboard power connector: 20+4 pin ATX. 80 PLUS certification: 80 PLUS Bronze, Certification: CE, FCC, C-Tick, CB, TUV, cTUVus(UL), BSMI