Lumsing® 6000mAh Ultra Slim Portable Power Bank External Battery Pack Backup Charger with Quick Charge and Aluminium Alloy Body Design (Black+orange)ATC LLC via Amazon offers the Lumsing 6000mAh Ultra Slim Portable Power Bank for $14.99. But, when you use the code: L8VGEJDE the price drops to only $10.99 Prime shipped. That’s $4 off the already low sale price, $49 off the original list price and the lowest we can find for it.

It can charge an iPhone 5s three times, a Galaxy S4 twice, or an iPad mini once. It features a four LED battery indicator, an ultra-portable design, and a brushed aluminum shell. Over 100 Amazon shoppers gave it 4.5/5 stars and great reviews.

Omaker-battery-sale-dealWe also spotted the Omaker Premium 15600mAh Dual USB Power bank for $29.99 at Amazon. When you enter the code OMAKER62 at checkout, the price drops to only $19.99 Prime shipped. That’s $10 off the regular price and $50 off the original list price.

It can charge the iPhone 6 about six times, the iPad Air more than once, and the Galaxy S5 four times. It is designed to protect against overcharge, overvoltage, overcurrent, and short circuit to ensure it charges your devices without harming them. It received 4.6/5 stars and overwhelmingly positive reviews at Amazon.

Additionally, we’ve found some more excellent USB Battery storage options:

Lumsing® 6000mAh Ultra Slim Portable Power Bank External Battery Pack Backup Charger with Quick Charge and Aluminium Alloy Body Design (Black+orange) Omaker Intelligent 15600mAh(Dual 2.1A Output and 2.1A Input) Portable Charger External Battery Pack (Orange+Grey)

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