Cree XBD and high output surface mounted LEDs provide 65 lumen output with high, low, Courtesy™ and Superflash™ modes Run times: 7 hrs (high – 30 lm), 12 hrs (low – 7 lm), 5.5 hrs (Courtesy™ - 13-40 lm) and 11.5 hrs (Superflash™ - 65 lm) Provides 220° of visibility Highly visible, even in daylight Dust & water resistance rated to IP65 standard 550 mAh lithium polymer battery charges in 2.5 hours with micro USB cable (included) Smart Charging Technology™ with built in low battery indicator Includes Quick Strap™ seat post mount and horizontal clip mount for multiple mounting options 56 grams