The Blaze(R) 600 SLX provides high lumen output, generous run times and 275deg of visibility. The addition of amber side lights and Courtesy(TM) mode make it a bike path hero. Features: Amber side lights provide 275deg of visibility Water resistance rated to IP66 standard 1.8 hrs (high - 600 lm), 3.7 hrs (medium - 300 lm), 8 hrs (low - 150 lm), 20 hrs (Courtesy(TM) 150-250 lm) and up to 40 hrs (Superflash(TM) - 600 lm) Specs: Lumens Front600 BatteryLi Ion Recharge TypeUSB Weight145g See Also: LT3033, LT7309