
Our IPX5 water-resistant front bike light separately adopts 2pcs premium T6 LED chips (one covers high-grade floodlight lens and the other covers high-grade spotlight lens) to provide total 20000lm brightness and can provide 6 lighting modes to meet different illumination needs and specially designs a120dB loud horn with 5 selectable sound modes to warn the vehicles and pedestrians. Built-in 4000mAh rechargeable lithium battery, after 3.5 hours full charge, it can work approx. 8 hours in high light state and 16 hours in low light state. Additionally, it is easy to install, no tool is needed and can be released quickly. And it fits most handlebars of 0.78-1.2inches (20mm-30mm) in diameter.