Antec Spot Cool 100 Dual Mode Gooseneck Fan W/ Blue LED's Thermal Sensing Mounts virtually anywhere inside a case to cool your RAM, chipset, graphics cards, etc. Flexible head and arm allow you to aim your Spot Cool fan anywhere you want to Dual-mode switch allows you to choose either full-speed or thermal sensor mode Thermal sensor mode adjusts fan speed according to temperature 3 pin Motherboard connector