1. 2-in-1 Dual Row 80mm USB Fan: This compact USB-powered cooling fan (8cm) is designed for versatile placement—either horizontally or vertically. It's perfect for cooling a variety of devices including PCs, laptops, TV boxes, receivers, mobile phones, PS4s, projectors, routers, and hard drive enclosures. With two fans connected to operate simultaneously, it enhances the cooling effect significantly. 2. 3 Adjustable Wind Speeds: The upgraded 80mm fan features a 3-speed controller offering low, medium, and high settings. Operating speeds are 2050/2400/2750 RPM (×2) with airflow measurements of 23.9/27.9/31.98 CFM (×2). Noise levels range from a quiet 25.6 dB to a maximum of 32.5 dB, allowing for a comfortable working or gaming environment. 3. Durable Design: Constructed with hydraulic bearings and double ball bearings, this fan is built for longevity. Its lightweight and compact structure make it suitable for tight spaces, while the square design allows for both flat placement and upright standing. 4. Safety Features: Equipped with four removable rubber shock absorbers for stability and safety, this fan ensures reliable operation. Metal grids on both sides prevent accidental contact with the blades, protecting fingers and wires during use. The cable protection glue at the corners enhances wear resistance, making it safer and more dependable. Use Cases: - Ideal for cooling gaming setups to maintain performance during extended sessions. - Effective for reducing heat in home entertainment systems, ensuring devices operate efficiently. - Perfect for use in office environments to keep computers and equipment cool, enhancing longevity and performance.