• The ExpertPower 4-Amp Smart Charger is designed to fully charge a battery and maintain it at proper storage voltage without the damaging effects caused by trickle chargers.
• This charger automatically switches from full charge to float charging mode.
• Maintenance Plus - Keeps the battery fully charged without overcharging indefinitely.
• Compatibility - Perfect for charging 12-volt 20-ampere hours and above lead-acid, flooded, or sealed maintenance-free VRLA batteries (AGM and GEL batteries).

Great for 12V 20AH batteries and above. 

Suitable for:

EXP12200

EXP12210-GEL

EXP33

EXP35-GEL