Features: -The LED lightstrip with a brightness of up to 200lm makes it super bright in any environment. It supports brightness adjustment between 10% and 100%, also supports switching between three color temperatures (3000K/4500K/6000K). -It has a built-in 2500mAh battery. The working time at maximum power is 6-8 hours and the working time at lowest power is about 40 hours, which can meet the needs of daily use in most cases. It also supports USB charging, making charging extremely convenient, it only takes about 3 hours to fully charge. .