![Bought an RV with 8 Optima Blue Top Marine Batteries, Group Size D34M, 750 CCA. They sat dormant for a year before I bought it and now won't hold a charge. Is Bought an RV with 8 Optima Blue Top Marine Batteries, Group Size D34M, 750 CCA. They sat dormant for a year before I bought it and now won't hold a charge. Is](https://i.redd.it/ydwm84qkdvh81.jpg)
Bought an RV with 8 Optima Blue Top Marine Batteries, Group Size D34M, 750 CCA. They sat dormant for a year before I bought it and now won't hold a charge. Is
![Optima OPT8016-103 Batteries D34M BlueTop Starting and Deep Cycle Marine Battery : Everything Else - Amazon.com Optima OPT8016-103 Batteries D34M BlueTop Starting and Deep Cycle Marine Battery : Everything Else - Amazon.com](https://m.media-amazon.com/images/I/71kFfjTgQPL._AC_UF350,350_QL80_.jpg)
Optima OPT8016-103 Batteries D34M BlueTop Starting and Deep Cycle Marine Battery : Everything Else - Amazon.com
![Amazon.com: Optima OPT8016-103 Batteries D34M BlueTop Starting and Deep Cycle Marine Battery : Everything Else Amazon.com: Optima OPT8016-103 Batteries D34M BlueTop Starting and Deep Cycle Marine Battery : Everything Else](https://m.media-amazon.com/images/I/81-eacLjHmL.jpg)