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