XS-G21-850W Feature: 1.Real 850W Gold with PFC and 80 plus certification 2.Compatible with Addressable RGB using +5V 3.OPP/OVP/UVP/SCP electrical protection included 4.Modular design allows for easy cable management and installation 5.Silent 14cm black fan with optimized thermal fan speed control,RGB fan with RGB on off Material:  jet black aluminum shell + PVC board + electronic components size:150x140x86mm scope of application: AMD &Intel FAN:14cm Motherboard interface:(20+4)pin *1 CPU interface：(4+4)pin*1 Graphics interface:(6+2) pin *2 sata:2 IDE:2 compatible with atx 12V 2.31 high-effciency-80+bronze certificated honeycomb ventilation design for optimal heat disspation high-end VGAcard support with modern PCLE 6+2 pin connetor long cable lenth support high-end case with bottom psu position