DBPower’s DJS40 300A Peak 8000mAh Portable Car Jump Starter can not only power your car, but mobile devices as well, all for $32.99, this weekend only, originally $59.99. When fully charged, it can jump start your vehicle (2.5L gas engine) up to 20 times with 300 amps of peak current and heavy duty clamps and cables, and it’s compact enough to fit in a glovebox. Product page. Continue reading for another hands-on video review and more information.”This thing is awesome. I just got a new car – suddenly I am stranded with what turns out to be a bad alternator. I ordered this to have just in case while trying to set up an appointment with the dealership to fix my darn car. Its so small I was really doubtful it would start a CAR but sure enough it did. Literal scenario: I went to go to work-car wont start-UPS shows up with my package – I open box and its 75% charged – I try it and BAM it worked and I made it to work on time (I was lucky that day-timing was impeccable),” said one reviewer. More information.