SAVING MODE - Press the switch, indicator light blue light that enters the light sense mode，bicycle light turns on automatically when there is insufficient ambient light，bicycle light turns off automatically when the ambient light is sufficient.
Unique LED With Anti-glare Design - E0S220 bike light provides high visibility WITHOUT dazzling oncoming pedestrians/riders. Special CREE LED provides the optimum balance between light intensity (60lux, 10m) and energy consumption. The stable light offers equal coverage, even over bumpy terrain, which is extremely safe and important at night.
LONG LASTING USB BIKE LIGHT - No hassle of replacing batteries! Our LED bike light is USB rechargeable with a built-in lithium battery. Fully charge it at your computer or a wall charger (USB charging cable included) for 2 hours, the bike front light can work up to 4 hours continuously.
WATER RESISTANT - No matter what the weather condition or the environment in which you wish to ride your bicycle, this LED bicycle headlight set will never let you down. With water-resistant plastic, you can enjoy clear visibility during rain, dark nights, and on any occasion.