This switch sold on Amazon (see link below) is to connect and disconnect battery used in Card, trucks, RV, boats or any other applications where battery power is used.
Affiliated Links to purchase this
Amazon USA: https://amzn.to/34pEuAb
Amazon Canada: https://amzn.to/3uDY9Xv
Amazon UK: https://amzn.to/3GyMsUs
Amazon Germany: https://amzn.to/3JesJLB
All other Amazon: https://amzn.to/3oES0ql