Elegant Retro StyleThis product followed Retro style,show respect to the classic lights of the last century. Its stable and gorgeous shape will bring users back to the prosperous world of the last century. It is the best choice of people who advocate retro style.Energy Saving and Environment-FriendlyThe lamp set is equipped with a mini generator, which generates electricity by friction with the rotating bicycle wheels to power the headlights and taillights.No need to use batteries or chargeAutomatic LightingOnce the generator head of the friction generator is matched with the wheel, the lamp will automatically light up when the bicycle movesStrong LightThe headlights are made of high-strength waterproof and reflective materials, which can focus light well It can illuminate the road ahead for you in rainy days and at night to ensure your travel safety.Low Power Consumption: Low power consumption and energy saving, long lifetime. Dynamo output: 12V, 6W, can be used for long time.ApplicationFit for most bicycle and bicycle motorized.