The DSR101 Schumacher 12 Volt 560 Amp 3200 Peak Amp Pro Booster features Sealed Lead Acid Battery power with 560 Crank Assist and 345 Cold cranking amps of power. Designed for 12 volt vehicles. Built with durable Roto-Mold casing, the strongest resin in the industry. Professional 61" #2 AWG jumper cables with a built-in, one-way diode. Heavy-duty clamps for long life. The DSR100 also features a built-in voltmeter for testing the vehicle voltage as well as battery voltage with a push of a button. The 12V DC power outlet / charge port provides 2 amps DC power. Additional features are an external 120V AC automatic charger, with 12V DC plug. All this at just 35 lbs.