LED multifunction flashlight Functions: Use as bicycle light, warning Cranking for power generating and accumulating in high-efficiency High-luminance lighting Charging other digital things to meet an emergency Features: Use as bicycle light for lighting and flashing warning Headlight lights in high Intensity, taillight flash in red for warning Make you safe and convenient toride a bicycle at night Cranking to recharge, no external batteries needed, rechargeable power-storage, green power, Eco-friendly, economical and safe (no need to worryabout battery leak) to use, recycle power Professional ergonomic design, brushless generator used Perfect combination of the lightweight and high-efficiency Low noise and long lifespan Unique spotlight system, good for short and middle range distance lighting High-efficiency emergency charger (when your cell phone and other digital products run out of power, you can use it to charge them) Convenient to use as a bicycle light or a dynamo torch, exquisite sculpt