The "high density battery" is described as being "600 Watt kilograms per hour". Presumably, they mean 600 Watt-hours per kilogram.
This may not have been a goof. This may have been deliberate to show that Whitcomb didn't know what he was talking about and was a fraud.
This may not have been a goof. This may have been deliberate to show that Whitcomb didn't know what he was talking about and was a fraud.