1.Unique design, compatible with multiple platforms
      Bicycle
      Handheld
      Rail mount
      Many more
2.Rechargeable by USB port with water resistant 
      rubber cover
3.Springs at both ends mitigate shock for 
      increased reliability
4. Maximum output of 960 Lumen reach out to 
      160 meters (525 FT)
5. Digital IC constant circuit control.  Up to 
       14 hours of runtime.
6. IPX-6 waterproof 1M Drop resistance