Cool USB Watch Fan:Upgraded design design, which combine the watch and fan into one, meet your two needs at the same time. Adjustable design, time can be adjusted. Low Power Consumption:USB powered fan, low power consumption. Simply plug into any USB port of notebook, PC, power bank, or USB adapter. Plug and play, one button start. The LED clock will be automatically charged within 20 seconds. Even if unplugged from the USB port, it can also maintain the time. Flexible Gooseneck Fan:The metal gooseneck fan is flexible and variable and can be placed arbitrarily in 360 rotation, all angles can be satisfied. Especially suitable for office use Safe and Soft Fan Blades:The watch fan has soft and flexible dual silicone blades. Absolute safety and low noise. The USB fan is very quiet when working, is only 45-55db. It doesn't bother you when you are working, reading or sleeping. Small and Lightweight:The USB clock fan size is 9.5 * 4.3 * 2.1 cm, very small but powerful wind, it helps you save space. Is 54g and sturdy swan neck aluminum alloy is stable as you work. You can use it in offices, kitchens, bedrooms, living rooms, etc. A small desk fan can be your best man in summer