Knog, Frog V3, Light, Rear, Black Features Features:Punchy 40 Front/20 Rear lumen outputIntegrated flexible mounting system9 eye-catching modesWater resistant with IP65 ratingUSB-C rechargeableUp to 60 hour runtimeSuper lightweight at just 20 gramsCurved lens provides side illuminationSimple one-button operationBattery level indicatorAvailable in 6 fun-loving coloursBattery Type: USB-C rechargeableBracket: Silicone StrapLight Type: COB LEDOutput: 20 lumensPosition: RearPrimary Color: BlackRun Time: Up to 60hLumen Range: 1 - 50Rechargeable: Yes