Lumsing via Amazon offers its 8000mAh Ultrathin Portable Power Bank for $14.99. If you enter the coupon code YCNPJXUU the price drops to only $10.99 Prime shipped. That’s $4 off the regular sale price and the lowest we’ve seen it sold at Amazon. It can fully charge an iPhone 5s 4 times, a Samsung Galaxy S4 2.5 times, and an iPad mini 1.5 times. Amazon shoppers gave it 4.2/5 stars.
Also at Amazon, if you add to your cart the Lumsing dual-port wall charger for $8.99 you can get the MFi Apple certified Elinke lightning cable for free when you enter the code 2S99S4OY at checkout. That’s an $8 savings on the Lightning cable and the lowest we’ve seen for the charger. “The 2-port, 1-body design makes it lightweight, compact and extremely portable.” Amazon customers gave it 4.5/5 stars.
For a more heavy duty charging solution check out this RavPower External Battery Pack.