AeroCool EN55413 Shark 120mm Case Chassis Gamer Fan: * Unique and stylish shark fin fan blade design * 15 fan blades generate high air pressure and air flow * Innovative fluid dynamic bearing delivers longer life span, higher precision rotation and anti-shock function * Duo mode operation * Fan operates in both power mode (12V) and silence mode (7V) * Includes a Voltage Reduction cable, a 3- to 4-pin converter cable, 4 units of anti-vibration rubber screws and 4 units of standard screws * Color: black