The extendable hook allows you to hang it when you are not using it or need a downward light source while working or camping. A flexible stand can make you raise the light by 30 degrees. 【MORE THAN A JUMP STARTER】 The JS3000 also serves as a portable 24000mAh power bank with 2 USB QC 3.0 ports, a 16.8V DC port, and a Type-C PD45W bi-directional charging port (charging your laptop from 0% to 100% in 2 hours or other devices in 1 hour).