Does the RadMini key need to be in the "on" position to ride? Yes, the battery has a key that must be in the "on" position to run the electric motor. View all RadMini FAQs HERE. Related articles How many gears does the RadMini have and why does it have gears if it is electric? Where is the serial number on the bikes? Is there a switch on the bike to prevent accidental starting? Is there a power usage or battery gauge on the bike? Can I carry passengers on my RadMini?