03 DBPOWER Jump Starter 2000A Peak Portable Car Jump Starter for Up to 8 0L Gas and 6 5L Diesel Engines 12V Lithium Battery Booster Pack with 2 5 LCD Display Smart Jumper Cables and LED Light ...

It's a plastic-encased 12-volt battery with jumper cables attached. ... and tote it out and clamp the built-in cables to the dead battery when you need to jump-start a car or mower. Advertisement.