1.Improved Visibility: Highperformance RGB LEDs create attractive visual effects with bright, colourful light, improve visibility by multiple colour changes. This feature provides a captivating driving experience while protecting cyclists in low light conditions such as dawn or dusk 2.Advanced light detection: With sophisticated detection technology, these lights are automatically activated at sunset. They provide better visibility while saving energy to ensure uninterrupted lighting of the spokes of your bike. Perfect for night riding, combining innovation and functionality for an enhanced driving experience. 3.Longer use: fast and convenient charging via TypeC guarantees optimal performance of the high capacity battery for longer and uninterrupted use, thus improving the experience of bicycle spoke lights during night riding or outdoor activities 4.Shock resistant: these bike spoke lights are made of shockproof and wearresistant materials and are made of high strength ABS to withstand water, dust and harsh conditions over time, thus providing increased reliability for your daily travel or adventures