This portable handheld fan features a excellent motor inside and an upgraded rechargeable battery, which can provide a working life more than market other mini portable fans. Ergonomic and no-foldable handle for preventing the handle from being broken which is the common defective design of the most foldable portable fan. The mini hand held fan has 3 wind speeds adjustable, you can simply press the power button to change the wind mode. Press once for the low speed, twice for the medium speed, and third for the high speed. The wind is powerful enough to cool you down quickly.