New 700Watt LED 120mm Fan Power Supply For Intel AMD System Desktop PC PS Unit Quiet Fans: 1 Efficiency: 73% Min. at full load Input Frequency Range: 50/60 Hz MTBF: 100,000 hrs at ambient conditions Dimensions: 5.9 W x 3.4 H x 5.5 D Inch fit ATX / PS2 form factor casing.