BRIO My First Battery Operated Railway Set Set with a battery powered train Soft tunnel is an amusing accessory Contains 17 pieces ,8 E Tracks, 1 D Track, 2 ramp tracks, 1 decorated bump track, and a large, padded mountain that the battery operated engine can drive through Engine is powered by 1 x AA 1.5V battery, which are not included Recommended for ages 18 years and up