I've found this jump starter/power bank to be useful in the car: http://amzn.to/1Uitimr
Ratcheting straps, a powerful flashlight, and a folding shovel are good too.
My name is Ian. I'm a DIYer, entrepreneur, thriving YouTuber (techandTOOLS), and father of two.
I'm here because of the TIA YouTube channel and could use some advice on hand tools and power tools.