Sigma RR Nugget Flash Battery Powered USB Type Frame Mount Rear Bike Light - RedSIGMAβs Nugget flash is designed for high-traffic roads where safety is a top priority. It uses a 0.5-watt high-power LED and our new fresnel lens to provide more than 220Λ of lateral visibility. Powered by a USB rechargeable Lithium-ION battery for daily use. This powerful little light provides excellent visibility up to 400 meters. Its small size fits perfectly on all bikes, and the belt clip allows you to use it for hiking, walking, running, and more. The Nugget flash comes with a separate belt clip mount and can be used as a multi-purpose safety light. This Sigma RR nugget flash can easily be clipped onto clothes, backpacks, etc. This light is protected against splashing water according to the international IPX4 standard, making it eminently suited to inclement weather conditions.π ππππππ ππππ: The Fresnel lens specially developed by Sigma is ideally suited to the Nugget flashes design. Thanks to its ring-shaped structure, it ensures good light distribution in extremely small spaces. Its lateral visibility, which goes well beyond 220Β°, is particularly noteworthy.πππππππ ππππππππ: The 0.5-watt high-power LED provides an ultra-bright light that can be seen up to 400 meters. Its lateral visibility exceeds 220Β° which directly translates into increased safety in road traffic.ππππ-π πππ ππππππππ: The Nugget Flash can be attached to any seat stay or seat post without tools with the flexible silicone strap. Or, the Nugget Flash can easily be clipped onto clothes, backpacks, etc.ππππππππππππ: The Nugget flash has an integrated lithium-ion battery. The USB port for recharging is well covered at the bottom of the rear light and thus protected from dust and splash water. The supplied Micro-USB cable can be used to charge the Nugget Flash completely in two hours. This saves money and protects the environment.ππππ ππππ ππππ π ππππ πππππ: The Nugget Flash comes with a separate belt clip mount and can be used as a multi-purpose safety light. Attach it to a backpack or a piece of clothing and use it when hiking, walking, or running at night.