The Ion 100 R is daytime visible and designed for the city. A wide beam spread, focused optics, and an interruptive flash pattern make it visible from over 500m during the day. A built in ambient light sensor provides auto-brightness control, and the included Quick Connect bracket offers simple removal for recharging via the included USB cable.The Flare R City tail light is daytime visible and designed for the city. A wide beam spread, focused optics, and an interruptive flash pattern make it visible from over 400m during the day. A built in ambient light sensor provides auto-brightness control, and the included Quick Connect bracket offers simple removal for recharging via the included USB cable.