1、Adjustable fan with three different wind power levels, to meet your demand for wind power with different strengths. 2、Non‑sense wearing lightening structure design, ergonomic design fits the neck comfortably. 3、Small and portable, it can easily put around your neck without curling your hair, which is convenient to use when you go shopping. 4、The soft silicone can adjust the angle arbitrarily, and the low‑hardness environmentally friendly silicone is smooth and skin‑friendly. 5、USB charging, the built-in 2000mAh battery can also be used for charging, which can last a long time. 1 x Electric fan1 x Manual1 x USB Data Cable  Item Type: FanMaterial: ABSWeight: Approx. 362g / 12.8ozVoltage: 5VCurrent: 800mAPower: 2WBattery: Polymer Lithium Battery 2000mAhHow to Use:Clicking the switch once is the first gear, clicking the switch twice is the second gear, clicking the switch three times is the third gear, and clicking the switch four times is the turn off.