These two compact lamps are ideal for use as bicycle lamps at front and back of bicycle, or for using on stirrups. Each lamp consists of two integrated LEDs with two light settings (constant/flashing). The casing and light cover are made of plastic and fasten to the lamps with the rubber band. Each lamp is powered by two CR1220 batteries (included). Their versatile design means they can also be used in other situations, for example when you're out for a walk. Available in various colours.