1. No need to cut wire or weld, save a lot of time. Small size and light weight can add functions to your computer. The double-sided tape on the back allows you to easily install it anywhere in the case. 2. Allows you to run 2 or more power supplies at the same time (more than 2 requires an additional ADD2PSU adapter). 3. Plug the 4-pin Molex connector from the main PSU and the 24-pin ATX connector into the auxiliary PSU to the ADD2PSU unit. 4. Perfect for use when adding other power-hungry components, such as video cards, multiple hard drives, and liquid cooling . 5. With this card, two power sources can be turned at the same time, and the power of the graphics card can be distributed to two backup high-power sources. Wiring: 1. Please insert the 24PIN of the main power supply into the 24PIN female header, and the other end into the motherboard. 2. Then insert the 4-pin power cable of the detection port of the auxiliary power supply into the riser card. 3. In this way, the secondary power supply and the main power supply can be turned at the same time, thereby extending the life of the power supply and graphics card color:As shown Material:PCB Package Contents: 3 x Startup Board Only the above package content, other products are not included. Note: Light reflection 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.