Good Guy Electronics via Rakuten offers the LifeBox UltraCharge 16,800mAh Portable Power Bank and Car Jump Starter for $74.99 with free shipping. That's $3 under our mention from earlier today and the lowest total price we could find by $3. It features a jump start cable, USB adapter cable, mini USB plug, microUSB plug, AC charger, DC charger, and eight laptop power plugs.