"SCHUMACHER ELECTRIC" BATTERY CHARGER * Die Hard, 12V, 2A, Maintainer, Battery Charger * 10 To 15 Amp Variable Fast Charge, Fully Automatic * Microprocessor Controlled * Float Mode Monitoring Keeps Battery At Optimum Charge Level By Providing Just Enough Power To Keep The Battery At The Proper Voltage * Easy To Use Touch Pad Controls With Touch Of A Finger * Select The Display Mode, Battery Type & Charge Rate * 50A Clamps For Top & Side Mount Battery Posts * Reverse Hook Up.