KNOG Blinder 4V Rear Pulse Taillight USB rechargeable, fully waterproof and wicked bright - 80 lumens front, 44 lumens rear USB rechargeable, fully waterproof and wicked bright - 80 lumens front, 44 lumens rear USB rechargeable, fully waterproof and wicked bright - 80 lumens front, 44 lumens rear USB rechargeable, fully waterproof and wicked bright - 80 lumens front, 44 lumens rear USB rechargeable, fully waterproof and wicked bright - 80 lumens front, 44 lumens rear