I use the same, it's really a battery conditioner because it charges and discharges, battery lasts longer on a little used car that way - mine's generally on the Austin cuz the Morgan's usually in use. Excellent piece of kit.
Simon 2002 4/4 1936 Austin 12 light 4 Ascot saloon 2023 AMG Mercedes C300e estate 2021 Audi A1 sport