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A bright beam combined with a good light spread. The Knog Blinder Road 4 rear light is compact, durable and pumps out a powerful 70 lumen beam. At just 50g the Road 4 is lightweight for a bike light delivering such power. The beam angle is optimized to offer a wide 80 degree and a narrow 22 degrees for long distance and wide angel visibility.
There is also a strip that runs the entire length of the bike light offering excellent side visibility. You get 5 brightness modes to choose from including a super economical Eco-Flash option with a burn time of 20 hours. When the Knog Blinder Road 4 is low on power simply plug into any USB port to charge.