F.E.A.R. is an acronym for First Encounter Assault Recon, a top-secret military taskforce assigned to focus on paranormal activities. LEDs - Green - Power & Orange - Hard Drive Access Switches - Power & Reset Supports AMD and Intel Motherboards Meets ATX Version 2.03 and ATX 12V Version 1.2 Specifications Connections - 1x 20/24 Pin Motherboard Connector, 1x 4 Pin +12V Motherboard Connectors, 8x 4 Pin Molex Connectors, 2x 4 Pin Floppy Power Connectors, 1x PCI Express Connector, 2x SATA Connectors Total Output Power - 500W 70% Efficiency at Full Load, Nominal Input Voltage AC Input Voltage - 115V/230V AC Input Frequency - 50-60Hz AC Input Currents - 8.5A (RMS) for 115VAC input, 5.5A (RMS) for 230VAC input Dimensions - Width 16.75 x Height 7.5 x Depth 19.5 inches