uxcell Laptop PC DC 12V 3 Pin Cooling Fan Heatsink Speed Controller Product Name : CPU Cooling Fan Speed Controller;Fit for Pins Fan : 3 Pin;Power Pins : 3 Pin Input Voltage : DC 12V;Output Voltage : DC 3-12V;Wattage : 8W Material : Metal, Plastic;Size : 12 x 1.9 x 3.5cm/ 4.7" x 0.7" x 1.3"(L*W*H) Cable Length : 60cm / 23";Color : As Picture Shown Net Weight : 40g;Pacakge Content : 1 x CPU Cooling Fan Speed Controller