ACDelco Voyager M31MF This is a maintenance-free battery. It has a charge state voltage of 13V (Image 8). * Used item, purchased new (likely around 2021). * Color is green. * No major scratches or stains, but there may be minor scratches or dirt. Please judge from the images. * Please refrain from purchasing if you are sensitive to used items. No claims, no returns. Shipping: Will be shipped in simple packaging. Usually ships within 1-2 days.