KNOG PLUS REAR LIGHTWATERPROOF AND VERSATILE LIGHTWhen you're riding in the early morning or in the late evening, you should have lights on your bike. Staying visible is highly important to a rider's safety. The Knog Plus Rear Light is a 100% waterproof and versatile USB rechargeable bicycle light. You can mount this light on your seatpost and stays. This can also be attached to a shirt pocket or panniers with an integrated wearable clip. The rear light has an output of 20 lumens and has a run time of up to 20 hours in eco-flash.FeaturesIntegrated USB Plug so no charging cable is requiredIntegrated clip so you can clip it to your shirt or bags100% waterproof and is IP67 testedFlash ModesModeSteadyPulseStrobeFancy FlashEco FlashLumens2020202020Run Time (hours)28.54.51040SpecificationsNumber of LEDs-Battery TypeRechargeableWeight12gWater ResistantYesLow Power IndicatorYesMounting TypeSeatpost, Clothing, BagBattery MountingInternal | Knog Plus Rear Light Black