Features: brand new and high quality Maximum Support up to 2200Watts. Electronic on/off switch. Retains its state. Breakout boards is done by connecting the interconnect cable from PSU 1 to PSU2, PSU 2 to PSU 3, and so on. 12PCIe ports, for 6pin connectors. On-board LED voltage meter display. with Flash LED Function for working. Specifications: Product Name: Power Supply Breakout Board Adapter for ETH/BTC Mining Output Power: 12V PCB Color: Black Applicatioin: for mining graphics card power This adapter only suitable for the following model of power supply(for HP Brand): for HP 500W Power Supply: 720478-B21 for HP 800W Power Supply: 865414-B21 720479-B21 720482-B21 865438-B21 865428-B21 754378-001 for HP 1400W Power Supply: 733428-101 720620-B21 754383-001 733427-101 for HP 1600W Power Supply: 830272-B21 863373-001 830262-001 for HP 1800W-2200W Power Supply: 876935-B21 876933-301 882135-001 Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Board Adapter