Livall Smart Helmet BH51M Helmet Phone

  HELMET / PHONE - SMART HELMET BH51M The new Livall is the first smart bicycle helmet for the bicycle commuter. The helmet sets new standards for safety, comfort and technology. As the first bicycle helmet on the market it combines all you need comfort, Bluetooth wireless headset, and integrated turn signals. FunctionSmart Lighting, Hands-Free Phone, Quality Stereo Music, SOS Alert, Walkie-Talkie Weight Approx. 470g Head circumference 57-61cm Apply Bicycle, Skateboard, Roller Skating, Hoverboard, E-bike, etc Electrical Parameters DC 5V / 1A Battery Capacity 3.7V / 600mAh Battery Endurance 10 hrs (Default lights) / 3-6 hrs (Music and Lights)