2 Year Warranty 120mm Quiet HDB Fan: Intelligent RPM control balances optimal cooling and low noise. DC-DC Converter improves 3.3V/5V stability Intel ATX 3.1 Standard: Supports latest standards for next-gen hardware compatibility. Industrial Protection: Includes OVP, UVP, OPP, and SCP for total system safety. 80 Plus Certified: 80% (115VAC) / 82% (220VAC~240VAC) efficiency or higher under typical loads