1). Built-in 5200mAh battery inside of Light, 4.2V.
2). Material: 6061 aircraft aluminum alloy, CNC,Anodic oxidation. 
3). Modes: Low - Middle - High - Strobe - SOS.
4). Bracket: 360 degree rotation, quick release.

5). Power indicator: 3 indicators on light, to indicator 100%, 50%, 25% remaining power levels.
6). Packaging: Light + Bracket + USB charging cable + Packaging Box.   
7). Size: 93 x 43 x 23mm.
8). Weight: 190g.
9). Run time: 4 - 5H.