Dealing with battery anxiety may be a daily occurrence, but that doesn’t mean you can’t fight back with some smart preparedness. Right now, Amazon is running a limited-time 33% off deal on the GOOLOO GT4000S Jump Starter when you use promo code JEX8H9RY. It’s like having a pit crew in your trunk, minus the matching jumpsuits. GOOLOO GT4000S Jump Starter 4000A Car Jumper Starter, 100W fast‑charging lithium jump box — $106.52 w/ coupon code (was $149) GOOLOO See ItWith enough juice to jump-start pretty much any 12V vehicle (up to 12L gas or 10L diesel), this beast is overqualified for your average sedan. That is, until you really, really need it.