Compact, aero-post compatible safety light featuring a Daytime Flash mode. Its co-molded construction is super light, yet durable and has an IPX7 waterproof rating. Up to 19.5 hours of runtime and improved optics, it's wide angle lens offers up to 270° of visibility. The KTV Drive Pro Rear provides up to 75 lumen (Daytime Flash) and five output/flash modes. And it features an integrated USB stick for convenient cable-free recharging.