6-hour timing function: humanized timing switch, the for time can be chosen as you like This portable cooler features multi-speed fan speed and for touch screen mode for easy use Multi-scene use: desk, living room, bedroom, kitchen, feel cool any for time and low noise: This saves space and is economical The for ideal birthday school yourself, family and in the Portable Rechargeable Cooling Fan: This small is usb charging and can be used in combination with adapters ( not included),, computers, car chargers cooling: In addition to the wind feeling to traditional, it also has the effect of filtering, humidifying and cooling air, Manufacturer: HDUBKHE