(Normally always) Float charging – 2.15V per cell
It maintains the battery fully charged condition during standby operation by delivering a small amount of current to cancel the effect of battery natural self-discharge.
Equalizing charging (2.7V/cell) once in 3 months
Recharge a battery capacity through recovering all useable active materials in the cell plates.
Boost charging
Boost charging is a quick charging process, which is generally required if the battery is drained to a large extent
