Amazon offers the Bestek Apple-certified MFI 3100mAh 4.7 Inch iPhone 6/6s Battery Case w/2 Color Frames for $19.99. Our Exclusive Coupon Code A4K4QEYT drops it to $14.99 Prime Shipped. That's one of the best prices we've seen for an iPhone 6/s battery case. This attractive protective case that can more than double the iPhone's battery life comes from a trusted brand in Bestek and gets 4.1/5 star reviews. It charges via included MicroUSB cable and has a aux jack extender that works with all headphones. It has 2 color frames; black that matches the rest of the case and clear which shows off your iPhone's colors.
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