F21 is a multi-functional hand-held fan, small and cute, easy to carry, beautiful shape. Built-in KC1200MAH Battery, up and down 15 degrees can be adjusted, the mask can be removed and cleaned, improve the traditional hood can not be removed and cleaned shortcomings, four-speed wind. Equipped with anti-skid pad, portable desktop dual-use, removable base can be used as a mobile phone bracket, battery with overpass charge protection function.