Light set for light commuting or neighborhood riders looking to increase their safety and visibility Beamer 200: 200 lumen LED with reflector lens provides high and low power beam along with Courtesy & Superflash Day modes A3 cam mount adjusts or removes without tools to handlebars with 22-31.8mm diameter Smart Charging Technology with built in low battery indicator Tail light: Sleek and compact rear light that places 15 COB LEDs onto a 1.25` square platform Angled rubber backing positions the light output horizontally even when mounted on a sloping tube Provides 180deg of light visibility for improved safety and visibility