The new Expilion raises the bar for one-piece lighting systems with the super-bright 600 lumen output Expilion that utilizes an optimized reflector and top-of-the-line Cree LED for flawless illumination on the road and trail. For trail rides, the convenient quick release battery stick can be swapped on-the-fly when your ride goes longer, ensuring you never get left in the dark. Road rides benefit from Cygolite new 2-in-1 Steady Pulse illumination that alerts motorists with flashes while constantly lighting your path. Convenient USB charging, run time flexibility with swappable batteries and super bright illumination on the road or trail make the Expilion the choice for any avid rider that needs an all around light.