Automatic and Intelligent Charger and Maintainer - For Cars, Boats, Tractors - Microprocessor Control Charging lead-acid & LiFePO4 batteries. lead-acid battery types include flooded, gel, AGM, and maintenance-free Multiple Protection systems: automatic intelligent charger and maintainer, featuring microprocessor control. can protective bumpers and safeguards against polarity reversal, sparks, and overheating. 

Precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging and under-charging in extremely climates. 

Charges dead batteries as low as 1-volt. Or use the Force Mode that allows control and manually begin charging dead batteries down to zero volts.