GNX231
Jet Boat Addict
- Messages
- 51
- Reaction score
- 4
- Points
- 107
- Location
- STUART FL
- Boat Make
- Yamaha
- Year
- 2009
- Boat Model
- Limited
- Boat Length
- 23
Hey all I want to hook up a battery tender to my boat. however i'm not sure how to put the leads on so both batteries get charged at the same time. also do i have to turn the parallel switch on or one of the other battery swithes?