360 Rotation--- USB portable handheld fan supports 360 rotation to achieve airflow from different directions as needed, keeping you cool at all angles. Improve air circulation. Flexible Tripod --- The flexible tripod design allows you to firmly hold the USB fan without disassembling it, and you can easily install this portable stroller fan manually without additional tools .The phone can also be placed in the room while blowing and watching videos. Portable Fan Clip with LED Lights --- The silent mini fan has 12 LEDs and 3 dimming modes ( Strong, White, Warm Light)making this fan ideal for outdoor people. Stroller fan specially designed for stroller, desk, crib, treadmill, golf cart, camping, hiking, travel, etc. USB or Battery Operation --- Built-in 5200mah battery, replaceable and rechargeable with a battery life of 2.4 to 12 hours (depending on speed and night light mode). Connect desk fan to any USB-enabled device. 3 Speed Airflow --- 3 adjustable wind speeds can meet the needs of different environments and temperature variations. High performance professional motor, fast speed, large wind and low noise. Set the desired speed by repeatedly pressing the power button.