Pleasure for the child of any age! Kids can Pretend to be heros on their bicycles. Just turn on the lights and sounds and run to be a hero....Attaches easily to any bicycle. on and off switch ito turn power on or off. 2 AA batteries not included. For outdoor use only. A Loud Siren to draw people's attention on street. Keep your kid from danger by warning or noticing others. Looks like a real thing!