1. mad racing is a short course off road race truck, deduce the beauty of natural science and technology. 2. Built to last an all weather fun racing truck with 2.4 GHz remote control frequency, high strength shocks, over-sized tires and highly detailed design. 3. Not recommended for children under 8 years of age. As with all electronic products precaution should be observed during handling and usage to prevent electric shock. 4. Use 4.8vV 700 mAh AA size battery for vehicle along with 3 1.5V AA size batteries (included) please remove batteries when not in use for long time.