Cool your summer with this portable electric fan, it has remote control function that allows you to control the fan from a distance. No more replacing batteries, this rechargeable fan promises 3 to 6 hours operation. The portable design makes it possible to take this fan wherever you go, simply recharge the battery with a USB cable, no complicated charging method needed. Even when you don’t need to cool the air, this fan would help better air circulation through those five fan blades. Furthermore, when you turn on air conditioner in the room, this electric fan can also accelerate air circulation for uniform indoor temperature. It means that this fan also plays energy-saving role at certain extent.