The State Ports Authority's Wando River terminal is also in Mount Pleasant. Charleston is the largest city near Mount Pleasant, although Mount Pleasant is quite large in its own right. Here is a map of the Charleston area.
Group means battery physical size, ie group 24 and group 27 as mentioned earlier. Its CCA/MCA rating that counts. I have two batteries, one is 1000 cca's the other is 600 cca's (cold cranking Amps). The 1000 is the starter battery, the 600 runs accessories and is a back up starter. The higher the CCA rating, the more starting power you have. This is oversimplifying it but it gives you an idea of what a battery rating means.
Confidence votes 23. Battery group numbers mean the number on your yourbattery of your vehicle so that if anything ever go wrong with your battery you can give them that number. Battery group numbers mean the number on your yourbattery of your vehicle so that if anything ever go wrong with your battery you can give them that number. Batteries of various current-capacity ratings are built in different sizes and shapes, which are indicated by battery group numbers.