... no heat, ultra-quiet. Super mini usb powered notebook laptop cooling fan. Name: mini fan S318Material: Plastic seniorFan: safety type soft leavesColor: figure, small ... be selected priority message. The seller to!Specifications: 23cm * 12cm fan diameter 12cmFunction: USB battery 2, 3, 5 batteries, wind, household ... out the battery when not Super mini usb powered notebook laptop cooling fan