Battery Tender® 1500 AMP Jump Starter - 12000mAh Power BankMore peak cranking power. More battery capacity. More jump starts per charge. The Battery Tender 1500 Amp Lithium Jump Starter is the portable car battery jump starter for drivers who want the extra headroom 1500 peak Amps for larger engines, cold weather starts, and hard to start vehicles, combined with a 12,000mAh power bank that charges devices multiple times and supports more jump start cycles before recharging. Handles any 12V gas engine up to V8