Extremely powerful 1, 200 lumen USB rechargeable bicycle light with a long range and extra wide beam in a sleek and Compact design 8 lighting modes plus walking (run time in hours): - Boost - High - Medium - Low - SteadyPulse - DayLightning Flash - Triple Flash - Zoom - Walking mode. Fast recharging time of 3: 30 hours. (see image # 4 for run times) SteadyPulse mode alerts motorists with attention grabbing pulses while its overlapping steady beam constantly lights your way at night. DayLightning Flash bursts lightning-like flashes to make you stand out on busy roads in broad daylight Built to endure rugged conditions with durable & water resistant body and hard clamp handlebar mount, All in a Compact size & weighing only 185 grams. Convenient with USB rechargeable design, Light activation lock for transport, & low battery indicator Designed, engineered, and assembled in the USA. Founded in 1991, Cygolite is the proven bicycle light experts with exclusive designs and innovations crafted into quality products that are on the leading edge of safety