DieHard Automatic 12 V 250 amps Battery Charger/Engine Starter

Intelligent charge technology, multi-stage 6/12V 2-6A charging for added precision, safety and battery life Automatically senses voltage 6V or 12V allowing use for multiple batteries Features battery maintaining to prevent overcharging Includes 50A boost and 250A jump starting capabilities Includes 6-gauge, 6' power cord and 6' cold weather flexible output cables with color-coded clamps