Powered by 1200mAh battery with USB charging, suitable for computers,, and car chargers for use without worrying about power outlets Choose our upgraded version with built in LED light that works as both cooling fan and night light, providing illuminations while keeping you comfortable during nighttime This USB desktop fan features a space saving 200x90x280mm size and lightweight 500g body, perfect for home, dormitory, offices use with easy placement on any desk or surfaces Equipped with high efficiency motor, this portable fan delivers strong and even airflows to quickly cool your space, ideal for heat relief in various indoor environments Available in three modern colors to matching different home / offices decors, featuring simple contemporary design with 3 adjustable speed settings