DickieBattery-operated traffic lights for children with automatically switching lights, toy traffic lightsLearn about road safety with the Dickie Toys toy traffic lights! The 12 cm traffic lights change colour automatically to give a signal to drivers and pedestrians, just like in real life! The traffic lights are also ideal for use on toy construction sites.In addition to changing colour automatically, the traffic lights also feature typical sound effects.Reuires 3 x LR44 batteries included.3+ years