Hulkman Alpha85: jump-start your car without anyone's help, up to 60 times per charge — 40% off

Getting stranded with a dead car battery stops being a problem: the Hulkman Alpha85 jump-starts gas engines up to 8.5L and diesel up to 6.0L at the press of a button, no need to flag down a stranger for cables. It has spark-proof and reverse-polarity protection, a display that shows charge status at all times, and delivers up to 60 jump starts on a single charge. It's the glovebox companion that 13,367 buyers rated 4.7 out of 5 stars, with over 1,000 purchased in the past month. It also doubles as a power bank to charge your phone on the road.