Why We Love It Whether you're commuting before sunrise, riding home after work, or squeezing in a twilight run, the Knog Plus Back Light helps you stay visible. Its lightweight, ultra-compact design easily switches between bike, helmet, backpack, or running gear, making it a practical option for athletes who value versatility. Talk Nerdy To Me The Knog Plus Back Light delivers up to 40 lumens of visibility using advanced Chip on Board (COB) LED technology, helping maintain consistent brightness throughout most of the battery cycle. Visibility extends up to 450 metres, improving rider awareness in low-light conditions. Weighing just 17g, the Plus features an integrated USB-A connector for cable-free charging and a waterproof IP66 rating to handle wet weather riding and outdoor adventures. The magnetic mounting system allows quick attachment and removal, while multiple light modes provide flexibility to balance brightness and battery life, with runtime reaching up to 40 hours depending on mode selection. Fast Facts - Up to 40 lumens - Visible to 450m - Lightweight 17g design - Integrated USB charging - IP66 waterproof rating - Multiple light modes - Bike or wearable use