Knog PWR Redcap and Helmet Mount. A pair that includes the PWR Redcap 12 lumen rear light and secure helmet mount which can be used for mounting the PWR Rider and PWR Commuter lights. The rear light provides a narrow rear light beam with a strong red LED with adaptable light modes using the Knog Modemaker app which allows you to customise your own modes. Meanwhile, the mount provides a secure attachment to most helmet types In the Box. PWR Red Cap Rear LightHelmet mount (also works with GoPro)AdaptorHex keysFeatures. Mount for Knog’s PWR Rider and PWR Commuter lightsCan also be used to mount GoPro action camerasRedcap 12 lumen rear lightCreate your own modes with the Modemaker appCompatible with most helmet typesBuy Knog Lights from Chain Reaction Cycles, the World’s Largest Online Bike Store.