Description: Use this product can be two small power supply in series at the same time on and off, thereby increasing the power supply. Small, lightweight and true plug n play, the adapter allows you to add more power to your computer. No cutting wires or soldering, no compromising the integrity or function of your pc. Now there is a way to add more power to your pc. Finally a true plug and play way to manage additional power for those big video cards, bigger hard drives, cooling fans and cool lighting arrangements that everybody wants. Adding more power does not mean that you use more, you just have more to use. You get better power distribution than just using one power supply and you with having more units. To use, plug a SATA connector from the primary power supply and the 24 pin atx connector from the secondary power supply into the unit. When the primary power supply is powered on, the secondary power supply will also turn on. Specification: Interface: SATA Material: PCB Color: Green Size: approx. 69x29mm Package Includes: 1 Piece 24Pin to SATA Power Card for BTC Miner Note: Precautions: Plug the line must be clear when the direction, do not plug or insert offset, to prevent burn equipment, plug the first device when the socket and then plug the line, to avoid excessive force will plug the pin cut. Wiring: The main power supply 24PIN plug into the 24PIN female head on the other side of the motherboard, the secondary power supply to detect the SATA power cord plugged into the adapter card, you can achieve the same power supply and the main power switch machine, protection Life of power Supply and video cards.