Someone asked this question so I guess I’ll post this answer. There’s only three fans with a multicolored band around them. There is no controller that comes with the fans. It’s just three fans.

Upgrade your computer's cooling system with the Thermaltake Riing Plus 12 LED RGB TT-1225 Single Fan. This 120mm case fan features a sleek multicolor design and emits a colorful glow through its LED lights. It boasts a 9-pin power connection and operates on a 12V voltage system.

Crafted from durable plastic, this fan is built to last and enhance your computer's performance. Ideal for use in gaming computers and other high-performance systems, the Thermaltake Riing Plus 12 LED RGB TT-1225 Single Fan is a must-have for any computer enthusiast.