High-brightness front and rear LED lights2 lighting modes: fixed or flashingDirectional flashing lighting mode: integrated position light and direction indicatorsIntegrated rear brake light sensorBluetooth 4.0 integratedBone conduction telephone and music functionHandlebar remote control for direction indication, telephone and musicRecharging via micro USBWeight: 290 gAutonomy: up to 10 hoursColors available: White or blackSizes available: S / M / L / XL