Attention all builders! This wooden construction set offers the full set of fun. Little handymen try their hand at building the ambulance and the hospital, and playfully train their fine motor skills all the while. And here´s the great thing: the ambulance makes real ambulance noises when it´s driven forward! So let´s go, on to the next call! 2 AAA batteries are needed for operation (not included) And here’s the best thing: when driven forward, it makes real ambulance siren sounds. Off to the next emergency!