Product name: ATX power supply board Model: XH - M229 Compatible with the port: ATX (compatible with partial BTX type) The PIN number: 24 pin Switch: Yes Number of sets of output: Four sets of different voltage Size: 12.8x4.8cm/5.04x1.89" Quantity: 1 Pc Note: Please allow 1-3mm 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!