Cyclists, meet your perfect ride partner.  Embrace the hands-free convenience of its intelligent mode and revel in the superior illumination that Ravemen is renowned for. Its unique AI Night Riding Mode frees your hands, automatically adjusting brightness based on your cycling habits, maximizing battery life for worry-free riding. It can also function as a power bank, featuring an all-in-one USB Type-C interface for charging and discharging. And it is built to withstand any weather or riding challenge, compatible with any mount style you prefer. 

• Special Lens designed for better and safer riding with wide and even-distributed light and side visibility
  
• Intelligent daytime running light mode with auto on-off function and light sensor for high/low ambient light conditions
  
• AI Learning mode for nighttime routine riding with auto on-off and light sensor for auto brightness adjusting to maximize the efficiency
  
• Wireless switch (sold separately) to control the light easily and safely without releasing the grip
  
• Auto power-save function when the battery is low
  
• USB-C charging with runtime extension and USB-C discharging as a power bank to charge your bike computer or mobile phone
  
• Durable anodized aluminum body for better heat dissipation and IPX7 water-proof design for riding in heavy rain
  
• Built-in brightness level memory circuit and thermal protection circuit
• High-efficiency white LED
  
• 4000mAh/3.6V Li-ion battery
  
• Dimensions/Weight(Headlight): 106.5 x 34 x 37mm/177g
  
• Package includes: Upside-down mount, USB-C charging cable, Rubber strap mount (for round handlebars of 22.2mm to 35mm diameter and some aero handlebars)