Fast mounting rubber straps allow lights to be easily mounted toall shapes and sizes of handlebars, headtubes, seatposts, hubs,helmets, and more Improved optics and LED technology provides visibility up to 1 mile Hooded beam keeps light out of the cyclist's eyes Translucent case allows for 220 degrees of visibility Depending on usage, up to 100 hours run time on one replaceableCR2032 battery (included) 
