ITEM NAME:1X(Pc Desktop Atx Dual Psu 24 Pin Power Supply Sync Extender Cable Board M6H2) 1X(Pc Desktop Atx Dual Psu 24 Pin Power Supply Sync Extender Cable Board M6H2) 1X(PC Desktop ATX Dual PSU 24 PIN Power Supply Sync Starter Extender Cable Board Product Interface: ATX 24PIN Support system: WINXP, WIN7, WIN8, WIN10, LINUX MAC Color: green Material: metal + PC 1. As long as the power interface is sufficient, you can activate two power supply at the same time 3. High-performance transistor circuit with low power consumption. 4. When you do not need to synchronize, you can manually switch the Sub-power switch. 5. With power indicator, when the Sub-power supply, the light emitting diode light. 6. with a large 4PIN output, use the line you can switch out a variety of power interfaces, take full advantage of the power efficiency. Package Included: 1 x Dual Starter Board 1 x Cable Note: When the main power supply detection interface is inserted, the manual switch is invalid, pull out the test line so that the manual switch machine can be operated normally)