Scope of delivery: 1 x experimental construction set. Build your own intelligent sweeping robot that navigates automatically on tables and floors. Learn how a sweeping robot works with 75 parts. Batteries: 4 x 1.5V AA required (not included). Age recommendation: from 8 years. Manufacturer: Besttoy. Manufacturer article no.: B 41339. WEEE-Reg.-No. DE47286121. Attention! Not suitable for children under 3 years. Choking hazard due to small parts that can be broken off and swallowed.