Premium Quality- Made of superior ABS and electronic components, environmentally friendly and durable. bike spoke lights adopt unique willow leaf shape design, compact and lightweight, easy to carry.Safety Warning- High brightness, low power consumption and energy saving. both sides are bright, gorgeous lighting, novel style, absolutely eye-catching. spoke lights for bike wheels keep you safe in low light conditions, greatly ensure the safety of night cycling.3 Modes- Slow flash, quick flash and steady ON, free to switch. can install multiple spoke lights on one wheel, Two-color combination could be more cool and amazing. suitable for mountain bike, folding bike, motorcycle, road bicycle, and so on.Waterproof- Excellent waterproof performance, no worry about riding in rainy days, whether rain or fog will not affect the normal life and brightness of the lamp.Easy Installation Bicycle Accessories- A must-have item for night cycling, it can be directly mounted to the spoke of wheel, no tools required.It is a good gift for children/cycling enthusiasts.