DESIGN - This portable fan is designed in the shape of an earphone to ensure your comfort anywhere. The bladeless fan keeps you cool at all times. It is an ideal companion for indoor and outdoor activities in hot weather, unique spring design, two mini fan heads can rotate, allowing you to enjoy the cool breeze from any angle. The positioning around the neck is done using high-quality soft silicone according to your skin. 3 speed levels - The USB fan has 3 levels, giving you the option to choose the most comfortable power according to your preferences. Working time and power supply - Built-in 5000mAh lithium battery, which can be recharged with a USB cable. Since it is compatible with most computers, laptops and power banks, it can be easily powered. Wide range of applications: This fan is easy to carry and store, perfect for outdoor sports, gym, office, travel, camping and reading. Portability —— This product is small in size and light in weight, and it is very convenient to carry.