Computer Screen Fan, USB Desktop Small Fan, Refrigeration Device, High Wind Power, Back Clip Type, Super Silent, Small Features: USB or rechargeable battery powered - The clip on fan has a 1200 mAh battery and can be used during charging. It is convenient for bedrooms, desktops, strollers, camping, car seats, and travel. Strong wind and low noise - This fan has a built-in brushless motor, which is powerful and has a long service life. Our fan blades and hoods have been upgraded according to aerodynamic principles. It can support strong airflow and make the fan run quietly, without disturbing you during work or sleep. Sturdy and Clip - This personal fan comes with an easy to open clip that can clip onto anything within 1 inch. Mini size rotating design -360 ° horizontal rotation and 360 ° vertical rotation, you can find your favorite angle to enjoy the comfort of the wind. The compact design of the mini fan notonly makes it easy to carry, but also saves space. Product Description: Color: Clip Fan Motor type: Brushless motor Built in battery: Built in battery Built-in battery capacity Power supply method: lithium battery Wind speed range: 3rd gear Fan classification: clamp fan Product includes: 1x portable clamp fan, 1x type-c data cable, 1x manual 【Exquisite Design & Saves Your Desk Space】 monitor clip on fan with 2 fan heads, suitable for desktop computers and laptops. Just clamped the monitor fan on the upper end of the computer screen to enjoy 360° cool wind. The usb desk fan won't block your computer screen and it won't take up any of your desk space, setting you free from clutter. In the hot season, The desktop fan is a good partner for you to work and study. 【Easy to Install＆ Stable Design】The adjustable clip on electric fan can be easily placed on a monitor directly, safe and stable, never falling. The adjustable silicone clip is compatible with thickness ranged from 0.2 to 1 inches (5mm-25mm), suitable for almost any computer screen and other suitable positions. Inside the clip, we specially designed a layer of soft rubber, so you don't need to worry about cause any scratch. 【360 Degree Rotation】The small office fan's head can be adjusted 360 degrees vertically and horizontally , enjoying the cool air from any directions. Because this portable mini desk fan is clipped on the top of the computer screen, it is high enough to blow all over your body. Two fan heads are perfect, sometimes you can even turn one of them towards the back of the display to help cool the computer. The portable clip on fan is the world's 1st original dual-fan heads monitor fan. 【Adjustable 3 Speeds & Low Noise】This personal USB small fan has 3 speeds: soft wind, natural wind and strong wind. Third gear which can be variable speed design provides you more choices in different temperature environment. The table fan is pretty quiet when working even at high speed, will never disturb your working or sleeping. 【High Compatibility USB-powered】The mini cooling fan is powered by USB. The screen fan integrated data cable is 6.5FT (2 meters) long. Just plug it into a USB port on devices such as laptops, desktop pc, power banks or other USB-enabled power supply. No need to install batteries, the desk fan usb powered is energy-saving and environmentally friendly.