ESTIQ - Bicycle Police Car 6 LED Light 4 Sounds Trumpet Cycling Horn Bell 100% brand new. 4 Loud Siren Sound,6 red blue led light with bike siren. A Loud Siren to draw people's attention on street.Keep your kid from danger by warning or noticing others. A switch controls the flash modes give the effect of flicker.Easy to be fixed on the bicycle. Material: Plastic.Size: about 13 x 7.5x 3.5cm. Powered: 2 x AA Batteries (Not included).