Planet Bike Blaze 300 SLX Bike Headlight Cree Xpg2 LED provides high and low power beam along with Super flash & courtesy flashing modes Run times: 2hrs (300 lumens), 5.4 hours (150 hours), 15 hrs (courtesy 140-170 lm) and 36 hrs (Super flash - 300 lm) Tested to FL1 standards Amber side lights provide 275 degrees of visibility Sanyo 2200 mah Lithium Ion battery charges in 3.5 hours with Micro USB cable (included)