Schumacher Electric Fully Automatic Battery Charger and Engine Starter - SC1305, 4-in-1, 50 Amps, 10-Amp Boost Mode, 12 Volt for Car, SUV, Truck, and Marine Batteries

4-in-1 Device: Battery charger, battery maintainer, engine starter, and desulfator Powerful Performance: 50-amp engine start, a 10-amp boost, and 6-amp<>2-amp charge/maintain rates; Strong enough for cars, SUVs, and trucks 10-Amp Boost Mode: Brings deeply discharged batteries back to life, quickly adding charge to revive the battery Fully Automatic Operation: Controlled by an internal microprocessor, the SC1305 features multi-stage charging, bad battery detection, float mode monitoring, and reverse hook-up protection Advanced Charging Algorithm: Multi-stage charging employs an advanced algorithm to maximize battery charge, battery health, and the lifespan of your battery Float Mode Monitoring: While in float mode, a battery charger and maintainer delivers a small current when necessary to keep the battery fully charged Works With Common Battery Types: 12-volt standard and AGM batteries Heavy-Duty Construction: With a sturdy, built-tough case and heavy-duty clamps, the Schumacher Electric SC1305 will stand up to frequent use Reverse Hook-Up Protection: protects against damage if the clamps are not properly connected In the Box: Schumacher Electric SC1305 50-Amp 12-Volt Fully Automatic Battery Charger and Engine Starter and a user manual