SCHUMACHER 100 Amp Battery Charger SCSC1308

100A Engine Starter - Powerful Enough for Starting Cars, Suvs and Small Trucks Microprocessor Controlled Automatically Adjusts The Amperage Rate To Charge & Maintain. Multi-Stage Charging For Added Precision, Safety & Battery Life. Battery And Alternator Tester Provides Charge Level And Helps Diagnose Electrical Problems. Digital Display, Led Indicators and Button Controls for Ease and Accuracy Reverse Hook-Up Protection Automatically Maintains Optimum Battery Charge Automatically Detects 6 Or 12 Volt Batteries