Reserve capacity, is the number of minutes, of reserve power, the battery has at any given time. This is especially important today because of our frequent use of technology that is used on a daily basis.
Even though your vehicle may be turned off, the battery power is still being used for your cell phones, tablets, your car’s security system or remote start capability that is left plugged in. Even your vehicle’s computers (that’s right, more than one) use the battery to retain their memory.
When we think about all that our vehicles’ batteries do on a daily basis, it’s amazing that they can last an average of three years!