Upgrade your computer's power supply with this Antec EA-650 Earthwatts 650 Watts Max ATX12V. This high-quality power supply is compatible with a variety of connectors, including floppy drive, 4 pin peripheral, 6+2 pin PCI Express, SATA I, and 20+4 pin. It's designed with a voltage compatibility of 12V and 240V, making it a versatile choice for your computer needs. This power supply is perfect for your computer gaming or heavy computing needs, ensuring your machine runs smoothly and efficiently. No instruction manual included.