450 lumen output headlight illuminates ahead and powerful 50 lumen tail light alerts behind 6 lighting modes (headlight) and 6 lighting modes (tail light) Run time Up to 100h (headlight) and Up to 200h (tail light) Mini USB rechargeable Exclusive 24/7 Safety Technology provides added safety through visually enhancing day and night modes Headlight side light ports highlight your presence Tail light OSP technology lets you maximize your visibility by adjusting the flash speed or brightness Low battery indicator for power awareness Light mode memory recalls last mode used Water resistant design for all riding conditions Locktite handlebar mount and seat post mount included Lightweight: 90 g (headlight) / 55 g (tail light)