• Twelve super bright RAINBOW LED lights that offer a crisp and bright visual experience. • 120 mm size ideal for computer cases or radiators, providing perfect and quiet cooling performance. • Hydraulic bearing that reduces friction for quieter operation and prolonged lifespan. • Anti-vibration mounting system with rubber cushions to reduce vibration noise, offering silent performance. • Bidirectional installation to expel hot air out of the case or draw fresh air in, ensuring efficient air circulation.