The LEGO Technic 4x4 Mercedes-Benz Zetros Trial Truck is the perfect build for anyone who loves construction toys and powerful toy trucks. This engaging model offers realistic features such as working suspension on all four wheels, a detailed engine with a spinning radiator fan, and even differential locking, a first for LEGO Technic. Use the CONTROL+ app to steer and lock or unlock the differentials, maneuvering the truck across rough terrain. With challenges and achievements in the app, there are countless ways to play with this mighty machine. This set is perfect for adults and kids aged 12 and up to enjoy together or for young LEGO builders looking for a challenging building experience. The model measures over 8 inches high, 19 inches long, and 7 inches wide and requires six AA batteries (not included). Join the advanced experience of LEGO Technic construction toys today.