... .Ultra-quiet,competitive price&capacity super thin cooling fan,electric cooling fans for boys and girlsPower source plug: USBMaterial: MetalMeas(with box ... and play,no external power needed,USB power adapter required for the 5V .. 1000MA 12.Personalized different colors. Common colors are ... ,white,red(Other colors require MOQ1000PCS). super thin cooling fan,electric cooling fans for boys and girls