🛵LED Smart Lighting: This smart helmet has 7 automatic light-sensitive LED warning lights, which can be automatically turned on or standby according to the ambient light intensity. One button to switch 3 lighting Mode - flashing light/fast flashing light/tidal light, helps to make you more visible on the road. 🛵SOS Emergency Alert: When wearing this riding helmet, if you don't move within 90 seconds after an accident collision, the emergency alarm function will be triggered by itself, and the SOS signal will be sent to your emergency contacts on impact immediately via LIVALL Riding APP. So you are always on the safe side even on lonely paths. 🛵Auto-Off Function: Ensures maximum battery longevity, turning off automatically when the helmet is disconnected from the phone and has not been used for 15 minutes.