Charging above 80% is also a complete waste of time, unless you're charging overnight. The fuller the battery is, the slower it charges. 10%-80% charge often t

Charging above 80% is also a complete waste of time, unless you're charging overnight. The fuller the battery is, the slower it charges. 10%-80% charge often takes same or less time than the final 80%-100%, so when road tripping it makes much more sense to make a few short top-ups than wait forever for last percent to trickle-charge.