Despite its diminutive size, Panasonic’s scrappy little EVOLTA-powered robot managed to make 5 laps around the LeMans circuit in France over a period of 24 hours before running out of juice. That’s nearly 15 miles on just two AA batteries.
https://gizmodo.com/tricycle-robot-going-for-rc-distance-record-against-all-5322339
That accomplishment earned Panasonic the Guinness World Record for “the longest distance covered by a battery-operated remote-controlled model car.” Impressive, but I still say rechargeables are where it’s at. [Evolta via Crunchgear]