EDUCATIONAL S.T.E.M TOY Kididdo 2 in 1 RC Car Building Blocks Toy Set (455 Pieces) offers 2 rc vehicles car Racer & Tractor Trailer model cars kits to build (not at the same time) Designed to Improve Your Kids Skills Develops Creativity Logical Thinking problem-solving Skills it can help kids learn collaboration and teamwork. IDEAL CONSTRUCTION BUILDING TOYS Build a fully motorized Independently RC -controlled Car Racer Semi Truck toy powered by rechargeable NI-CD 2/3AA300mAh 7.2V battery pack Easy USB Charging the controller requires 3 "AAA" batteries (Not included). driving time is approximately 25 minutes on a full charge (1.5 hours). Manufacturered by Kididdo. SAFETY & QUALITY! Our Engineering Blocks are toxin Free certified (ASTM) made of premium quality harmless and safe ABS plastic for children which are also sturdy and durable IDEAL GIFT SATISFACTION GUARANTEED With our 100% risk-free money back guarantee So why wait! Top Gift for Teen Boys and Girls an ideal Christmas Toy New Year's Day Birthday Children's Day Thanksgiving Day Valentine's Day Patrick's Day Easter Flag Day Labor Day Halloween Chanukah Summer Camp Activities Back to School. Or any other occasions. If you are not happy with your purchase please contact us. SUPER FUN cool 2 in 1 remote control Semi Truck for boys & girls This RC car kit technic Building Bricks Set offers the best combination a creative and educational play set while having fun at the same time.