Clear some space in your trunk for this emergency jumpstarter. The Cobra JumPack is a compact rechargeable battery that carries enough juice to jump your car twice. It's reliable, efficient, and also has a USB output, so you can use it to bring a dead phone back to life when the power goes out at home. [$130; cobra.com]
Powered By ZergNet
Jimmy Fallon's Rules for Success
Work Your Ass Off, Make It Look Easy
Plus: The Wolf of Weed Street
ON NEWSSTANDS NOW
Is Monogamy Insane?
Life Advice from Jeff Daniels
Sign up to receive the Men’s Journal newsletter and special offers from MJ and its marketing partners.