Originally Posted by camaraderie
Just a correction to Rebel Hearts post. Once charged and floated at 13.3-13.5 volts, the battery
voltage WILL drop over the next 24 hours to 12.6-12.7Volts which IS a 100% charge (if left unused). The difference between the 2 voltages is a surface charge from charging
and NOT actually a battery
voltage reading. 12.6-12.7V is 100%!!
Note...surface charge may be wiped out by placing a 20amp load on the battery for 10-15 minutes.
Good point; overlooked it, and you're totally correct.