bike horn light has four lighting modes to suit various scenarios. Strong light mode (battery life 225 minutes), weak light mode (battery life 350 minutes), flash mode (battery life 420 minutes), SOS mode (battery life 610 minutes)12 COB high-brightness lamp beads are brighter than you think, with a 180° viewing angle and a highly transparent lampshade, a longer range and a wider visual range, ensuring your safety while riding at night.110dB adjustable horn and 5 sound modes are enough to alert trucks, buses, cars and pedestrians. The split wire control design can control the horn and lights at the same time, making it easy to operate and safe to ride.1200Mah large-capacity lithium battery, supports TYPE-C fast charging, and can be fully charged in just 1.5 hours, meeting daily use.Easy to install and quick release : easily mounted and secured with the stretchable straps. No tools needed. You can install or uninstall it on your bike handle bar within 20 seconds.Easy to install and quick release : easily mounted and secured with the stretchable straps. No tools needed. You can install or uninstall it on your bike handle bar within 20 seconds.