Universal front light for helmet or handlebar. This light offers USB charging, 250 lumens and a high quality lens. Thanks to the rubber straps, attachment to the handlebars and helmet is a matter of moments. Maximum luminous flux: 250 Lumen Light source: 2x white high-luminous LED Battery: 3.7V 850mAh Lithium Ion (integrated) Lighting modes: 2.5 hours. (high luminance) / 4.7 hours. (medium luminance) / 9.5 hours. (low luminous intensity) / 10 hrs. (blinking) Charging: Micro USB / 2 hours Input: 5V 500mA Material: Injection molded polymer Mounting: Rubber bands on handlebar and helmet Waterproof: IPX 6 Signal: Low battery Dimensions: 6.5 x 4.7 x 2.5 cm Weight: 45 g Art.No.: TMS088B