Radio-Controlled Hot (600-4127A) Features Faxback Doc. # 15651 Machine The Radio Shack Radio-Controlled Hot Machine is built to handle the road, whether the road is the hallway in your house or the sidewalk outside. The built-in shock absorbers handle the rough spots, and the differential gear handles the corners. Eight rechargeable AA batteries and one alkaline 9-volt battery are required to power the Hot Machine. You can recharge the batteries in the Hot Machine with a battery charger. A 9-volt battery is also required for the transmitter. (/all-06/13/95)