100% new.???? 4 loud siren sound.???? 6 red blue led light with bike siren.???? A loud siren to attract the attention of people on the street.???? Keep your child from danger by warning or regard for anyone else.???? Switch controls the flash modes give the effect of flicker.???? Easy to be fixed on a bicycle.???? Material: Plastic.???? Size: about 13x7.5x3.5 cm.???? Powerful: 2 x AA batteries (not included).?Package includes:1 * bicycle led light 6 4 trumpet bell horn cycling