Must have for all cyclists as this will be the best £1 & change you've spent for your safety during Winter evenings
Main Features
● High brightness red LED, flashes while you brake
● Easy to install, suitable for the MTB, road bike with V brake or C brake
● Waterproof design, circuit with special treatment, normal use on a rainy day
● Powered by 1 x 3V / 30mAh CR1025 button battery for 50 hours use