Lemsir via Amazon offers the Beatit D11 800-amp Peak Car Jump Starter and 18,000mAh Portable Battery Pack for $67.99. Coupon code "5WFJ8U5X" knocks that to $57.79. With free shipping, that's the lowest price we could find by $19. It jumps vehicles with gas engines up to six liters or diesel engines up to five liters and features dual USB smart-charging ports, an LED-backlit LCD, and LED flashlight with multiple modes. It comes with wall and car chargers, intelligent jumper cables, a USB cable, and storage case. Deal ends November 30.