1. The coin-eating robot uses the principle of dual-loop control motors. Put a coin on the robots hands, and the robot will lift its arms, open its mouth, eat the coin into its body, and then put it back into its arms and wait for the next one. Insertion of coins. 2. Train childrens practical ability, hand-eye coordination ability, exercise thinking, develop intelligence, and explore science. 3. Special fit design, no glue required. Simply remove the parts from the plywood, and youre ready for a smart and fun assembling journey. 4. Material: wood 5. Power supply mode: 2 x AA batteries (not included) 6. Size: about 95mm in length, about 130mm in width, and about 120mm in height 7. Weight: about 120 grams
