Universal front light for helmet or handlebar. This light offers USB charging, 450 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: 450 Lumen Light source: 2x white high-luminous LED Battery: 3.7V 940mAh Lithium Ion (integrated) Lighting modes: 1.5 hours. (high luminance) / 3 hrs. (medium luminance) / 5 hrs. (low luminous intensity) / 10 hrs. (blinking) Charging: Micro USB / 2 hours Input: 5V 500mA Material: Aluminum / Engineering grade polymer Mounting: Rubber bands on handlebar and helmet Waterproof: IPX 6 Signal: Low battery Dimensions: 6.7 x 4.7 x 2.7 cm Weight: 73 g Art.No.: TMS089B