The lander would then power down for six hours to allow the batteries to charge.
The operation of the diesel engine allows the batteries to charge.
"I had to get my battery charged across the street."
A solar powered system worked better than a battery charged system.
Once he'd got the battery charged back at his parents' house it would be ready to use.
The batteries will charge faster on 220v than on 110v.
But the more goodies you have, the less the battery can charge.
So he patented a phone that can monitor sound in a room or a car, even while its battery is charging.
Rice's batteries charged again, and King reports great progress.
The men complain their batteries will not stay charged.