Huntkey Jumper 450B. Nominal power: 450 W, AC input voltage: 100 - 240 V, Power factor: 0.99. Fan diameter: 120 mm. Motherboard power connector: 20+4 pin ATX. Width: 150 mm, Depth: 140 mm, Height: 86 mm. Mean time between failures (MTBF): 100000 h