SIGMA SPORT has the pleasure to announce a new product for the segment of Bicycle lights called BRAKELIGHT.The new BRAKELIGHT is available in five different trendy colours.The tiny efficient BRAKELIGHT is suitable for all mechanical cable operated brakes. The product is equipped with a Good visible Red LED and is operated by the brake lever on the handlebar.Mounting of the BRAKELIGHT is done by an Hex screw clamping onto the inner cable of the rear brake.Fitment is possible to almost all cable operated brakes. Sigma Rear Brake light. A simple little light with a big purpose, safety. Just clip this light on your rear brake cable and it will help alert anyone behind you that you are slowing down. Perfect for kids, commuters, and group rides! Fits u-brakes, v-brakes, canti's, road calipers, mechanical disk brakes...sorry, won't fit hydraulics! Attaches to cable actuated mechanical brakes with at least 25 mm clearance. Functions/Features LED brake light with replaceable CR 1025 button cell battery (included) Clearly visible, red brake LED during use Burn time: approx. 200 hours continuous light, average of approx. 100,000 braking processes Attaches to the rear brake cable using a 2.5 mm hex wrench (not included) Quick and simple attachment Attaches to cable actuated mechanical brakes (25 mm clearance) Rounded brass screw to protect the brake cable Five different colors are available to match any bike. Robust, water-resistant housing Weight 7G