SUPER BRIGHT AND MULTIPLE MODESBike light provides safety for your night riding. 300 lumens headlights have 3 modes (flash-high-low), high brightness, long distance, to ensure driving safety; 100 lumens taillights have 4 modes to meet your different lighting needs. IP65 Waterproof Free Bike BellIP65 waterproof, suitable for all kinds of weather, whether it is rainy or foggy, it can provide visibility and keep you safe in bad weather. Bike light with free horn - 120dB makes your ride safer. USB CHARGING AND MULTI-PURPOSEThis bike front and rear light set can be charged via USB charger, PC or any USB port. Charging time is 3-4 hours, fast and environmentally friendly. Also can be used as emergency flashlight, night riding, camping, hiking or other night work helmet. Easy Installation and Quick ReleaseThe headlights are installed and fixed with elastic rubber bands, which can be quickly installed and removed without tools, which is convenient for emergency use. The tail light is easily fixed with an elastic rubber ring, which is simple and firm.