NASCAR Racer Radio Controlled Car FCC ID: 154-74503TX Requires 4 pieces of battery for the Car, and one piece of 9-Volt battery for transmitter. CAUTION: TO AVOID BATTERY BREAKAGE. Be sure to insert the batteries correctly and always follow the toy and battery manufacturers’ instructions; Do not mix old and new batteries or alkaline, standard (carbon-zinc) or’ rechargeable (nickel-cadmium) batteries, Always remove weak or dead batteries from the product. Product and colors may vary.