Fully Automatic Battery Charger and Jump Starter

Powerful Performance: The Schumacher SC1281 delivers a 100-amp engine start, a 30-amp boost, and 6-amp<>2-amp charge/maintain rates; Strong enough for cars, SUVs, and trucks 30-Amp Boost Mode: With the 30-amp boost charging mode you can bring even deeply discharged batteries back to life by quickly adding battery charge Advanced Diagnostics: The Schumacher Electric SC1281 Fully Automatic Battery Charger and Jump Starter features a built-in battery and alternator tester that determines charge level and helps diagnose electrical problems Fully Automatic: The Schumacher Electric SC1281 features multi-stage charging, bad battery detection, float mode monitoring, and reverse hook-up protection Advanced Charging Algorithm: Multi-stage charging employs an advanced charging algorithm to maximize battery charge, battery health, and the lifespan of your battery