Lumina oled 950 boost new boost mode unleash max led output oled display provides detailed operational information intellicharge reduce charge time in half 4 light levels plus 4 daylight flash modes includes led head light li ion battery handlebar mount usb charging cable solas 100 ultra bright daylight visible 100 lumen flash mode group ride mode be seen without annoying fellow cyclists 2 light levels plus 2 flash modes usb rechargeable fl1 standard ip64 water resistant inc