The rules mentioned that using 8 AA batteries. Can we used 8 AAA batteries instead? Reveal Questions No, all power must come from a maximum of 8 AA batteries. AAA batteries are not allowed. ‹ The rule states that no components can be used that exceed the instantaneous energy provided by the batteries, but transformers would keep the total energy the same and just transform it to be potentially better for motor speed. So, are transforme... The rules say if a microprocessor is used, students may communicate with their device over WiFi, Bluetooth, or USB. Can the USB have multiple source code files, as stated in Robot Tour's 3. e? Thank you! ›