Low noise motor technology, to maintain quiet operate while providing sustained strong wind power It has 360 degree freely rotation angles and comes with mechanical shaft sound Suitable for camping, fishing, sports, or daily commutes, enjoy portable cooling any times This portable clip on fan features 3 adjustable speed settings to deliver strong airflows, perfect for outdoor activities like hiking or indoor use With its light weight ABS construction and sturdy clip design, this small fan easily attaches to backpacks, clothing, or any surfaces