• 4-in-1 Device - Engine starter, battery charger, battery maintainer, and desulfator
• Powerful Engine Starting - The Schumacher SC1325 boasts powerful 250 amp (12 volt) and 125 amp (6 volt) engine starting capabilities, which is strong enough to start cars, trucks, SUVs, and other large engines
• 40 Amp Boost Mode - With its 40 amp boost mode, the Schumacher SC1325 will quickly add charge to deeply discharged batteries, speeding up the charging process
• Built-in Diagnostics - Diagnose bad batteries or problems with your vehicle’s charging system in your own garage with the SC1325’s built-in battery and alternator tester
• Fully Automatic - The Schumacher SC1325 automatically detects 6 volt and 12 volt batteries and when the battery is fully charged, the unit automatically stops charging and shifts to maintain mode
• Advanced Charging Algorithm - Multi-stage charging on the Schumacher SC1325 battery charger employs an advanced algorithm to maximize battery charge, health, and lifespan
• Reverse Hook-up Protection - With advanced reverse hook-up protection, the battery charger protects against damage if the clamps are not properly connected