My truck battery died after sitting unused for weeks in a closed parking lot. Faced with expensive options like buying a new battery, or hiring Faced with expensive options like buying a new battery, or hiring a tow truck, I decided to try this jump starter. I wasn't sure it would work since my battery terminals were cluttered, but I managed to clamp it It only took a minute for the unit to charge, and I didn't even need to recharge it afterward. It only took a minute for the unit to charge, and I didn't even need to recharge it afterward. This thing is a lifesaver-highly recommend it! Read more