1. 3-way touch switch: 1st touch - 100% brightness; 2nd touch - 50% brightness; 3rd touch - 25% brightness; last touch – off. 25% brightness:800 lm ; 50% brightness: 1500lm ; 100% brightness:2700 lm .
2. USB and Indicator Switch: 1st touch – USB output and battery indicator activated；2nd touch – both off.
3. With handle and stand, stand is 360° swivel damping rotor connection，can be locked in any position，180° self-return.
4. Pull-type handle, save the volume of its package.
5. Base can be opened 60 °, provide strong support.
6. External battery for a phone ：about 4 times.