Because the current high- supply is relatively expensive, using this line can switch the two supplies with low at the same time, thereby increasing the of the supply.When connecting 5 graphics cards to swipe coins at the same time, the of the supply is not enough, and the high- supply is out of stock and the price is quite expensive. The adapter card here comes in handy. Through this card, the two supplies can be switched on and off at the same time. The graphics card is allocated to the two supplies to substitute high- supplies.Precautions:Be to recognize the direction when plugging in, and don't plug it in reverse or off-position to prevent the device from being burned. When plugging in, hold the socket of the device before plugging in to avoid inserting the socket pins with excessive force.Wiring:The main supply is connected to SATA, and the secondary supply 24P cord is plugged into the adapter card. The secondary supply and the main supply can be turned on and off at the same time to protect the supply and the life of the graphics card.Colour:greenMaterial:PCBSize:3 x 6.9cmPackage Contents:2 * adapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.