Lumsing via Amazon offers its 6,000mAh Ultra Slim Portable Charger plus an MFi Lightning Cable (black only) both for $14.99 Prime shipped when you use the code DF47JVIW at checkout. That's a savings of $7 off the lightning cable and the lowest we could find for this combo. The Power bank delivers the fastest possible charge up to 2.4 amps and can simultaneously charge your iPhone, iPad, and any other USB device. It received 4.5/5 stars from Amazon shoppers.
We also found the Imneed 10,000mAh Slim Portable Charger for $10.99 Prime shipped when you use the code NIOWJZN8 at checkout. That's $2 off the regular sale price and the lowest it's been offered at Amazon. It can charge an iPhone four to five times, a Galaxy S3 three times, or an iPad / iPad 2 once.
Looking for more power bank options? Take a look at our previous roundup. Read more of this post