Barska 800 Lumen FLX Flashlight 3 Levels of brightness Strobe effect and S.O.S. light pattern Water resistant and fog proof Battery life: continuous Use: 3 hour on high power Length of 6.75" 3 Levels of brightness Pressure sensitive push on off button and beveled edge for added protection Strobe effect/SOS pattern Water resistant and fog proof Battery Life Continuous Use: 2.2 Hours