The Big Cobber Front Bike Light The Big Cobber Front Bike Light delivers an impressive 330° of illumination, ensuring you are highly visible from the front as well as from both sides. Its powerful brightness and wide beam make it one of the safest cycling lights available, effective day and night for attracting attention on the road. No Ordinary Front Bike Light Despite skepticism from 18 factories claiming Cobber was impossible, we proved them wrong with this innovative design. Powerful 470 lumens brightness Up to 120 hours of runtime Incredible 330° beam angle Quick release mount Waterproof with IP67 rating USB rechargeable with cable-free charging Pre-programmed with 8 light modes Customisable modes via Knog's Modemaker app Compatible with standard and aero handlebars Light Modes Mode Lumens Runtime Max 280 2.5 hrs Mid 100 5 hrs Steady Pulse 470 3.5 hrs Flash 470 9 hrs Rolling Flash 190 8 hrs Side Flash 280 3.5 hrs Disco Flash 230 7 hrs Eco Flash 35 120 hrs