This lot includes two brand new holographic fans designed for Dell computers. The fans have a 45mm diameter and are made of aluminum, providing efficient cooling for your system. The black color and sleek design add a stylish touch to your desktop setup. Each fan includes a desktop stand for easy placement, making it suitable for computers with a height of 25.6" and below. Imported from China, these fans are a reliable and high-quality addition to your computer cooling system.