Power Source: USB rechargeable, often with a built-in lithium-ion battery.
Battery Capacity: Varies, but common capacities range from 2000mAh to 4000mAh, offering several hours
Charging Time: Approximately 2-4 hours for a full charge.
Operating Time: Can run for 2 to 18 hours, depending on the speed setting.
Speed Settings: has multiple speed settings (typically 2-3).
Size: Compact and lightweight, designed to be handheld or placed on a desk.
Material: Typically made of plastic.
Additional Features: Some models have a foldable handle, a clip-on base, or a flashlight function.
Noise Level: Generally low, around 48dB(A).
Voltage: 5V.
Power: 5-10W.
Some models also include a USB-C charging cable. The fan's compact size makes it easy to carry around, and it can be charged via a USB port on a computer, power bank, or wall adapter.