M12 and m18 12-volt/18-volt lithium-ion multi-voltage battery charger. This is the circuit of a simple 12 volt battery charger for lead acid battery. it gives 12 volt and 5 amps current for quick charging of the battery. if the battery is partially discharged, full charge will be attained in one hour.. Deltran battery tender .75 amp 12 volt 4 stage fully automatic microprocessor controlled battery tender junior battery charger.
Diy solar walkway light to battery charger conversion