3000mAh Portable Battery Charger for $4.99 shipped.

[lifanus]

Found this on eBay... Enough juice to fully charge an iPhone 7 Plus (which itself already lasts more than a day under regular use)

Great Christmas Sock Stuffing?

http://ebay.to/2hxkEFJ
It also says "EXTRA 5% OFF WHEN YOU BUY 3 OR MORE"