What Voltage Should a Good 12V Battery Show?
Did you know that nearly 40% of car breakdowns are caused by faulty batteries—often due to incorrect voltage levels? You might assume a “12V” battery always reads 12 volts, but reality is more nuanced. A truly healthy 12V battery should show 12.6–12.8 volts when fully charged, but factors like temperature, age, and load can drastically … Read more