4-Inch 12VDC Brushless Cooling Fan.This Exhaust Fan with high-quality material is ideal for compact PC cases (HTPC, ITX).

The fan features a brushless design, which helps to reduce noise and increase efficiency, making it ideal for use in quiet environments or applications where power efficiency is important.

The fan operates on a 12V DC power supply and is designed for easy installation. It features a compact size, measuring just 4 inches in diameter, which makes it easy to fit into tight spaces.