BIKIGHT Bike Taillight USB Rechargeable 4 Modes Ultralight Waterproof Bicycle Rear Lamp Outdoor Cycling Bike Light Bicyc

Specification ColorRed blue whiteSize2 7 2 2cmModeLong light slow cycle flashing fast cycle flashing burst flashingWaterproofIPX 4UseCharge for 2 hours use about 10 hoursWeight20g Features USB rechargeable bicycle taillight and auto cut off when fully charged High quality internal lithium battery only need about 2 hours to be fullycharged while be used for about 12 hours Long Steady Bright 2 HoursSlow Flash 10 HoursSuper Flash 6 HoursStrobe Flash 8 Hours4 modes Long Bright slow flash explosion flash and strobe Super waterproof make you riding freely regardless of rain High brightness and energy saving LED Package included 1 x Bike Taillight1 x USB Cable