ABSORPTION: The battery maintainer will slow the rate of jucie that pushing out to that battery and give it a small tickle of jucie without overheating. Disconnect or keep it connect in float mode. No need of any manual operation.
12v 2A Battery Charger, Trickle Charger for Lawn Mower Battery, Black
12v 2A Battery Charger, Trickle Charger for Lawn Mower Battery, black