Scythe mini kaze ultra 40mm x 20mm quiet cooling fan features 40 x 20mm quiet pc cooling fan noise level 196 dba 2 pin and 3 pin connectors great value perfect for chipsetvga cooling specifications fan size edge to edge 40 mm screw hole spacings 32 mm model sy124020l air volume at full speed 12v cfm acircplusmn10 486 noise level at full speed 12v dba 1956 fan speed at full speed 12v rpm acircplusmn10 3500 weight g 80 approximate cabl