Update (1/24 10:30am): Black model is no longer available via Amazon, but the Grey/Red version is still in stock. Best Buy continues to offer both colors at the discounted price.
Amazon offers the OtterBox Resurgence iPhone 6/6s 2,600mAh Battery Case for $26.99 with free shipping for Prime members or on orders of $35+. That’s nearly $73 below its retail price and the best we’ve ever seen by $28. It’s very rare to see a name-brand battery case receive this significant of a discount. Available in Black or Grey/Scarlet Red. Rated 3.6 out of 5 stars from 289 Amazon reviewers. You can also find today’s deal at Best Buy.