You're out in the world, doing your thing — and you suddenly realize your phone is just about out of juice. It can be disconcerting. Most of us can't go a few seconds without monitoring emails or social media before suffering from withdrawal.

Mophie is one of the elite names in portable battery solutions for your mobile devices — and with this double-shot of charging options — you'll be prepared next time your device's battery light starts blinking ominously.

Mophie Juice Pack Air iPhone 6/6s Battery Case (Manufacturer-Refurbished)

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Regular Price: $99.95

The DEAL: $49.95 (50% off)

Keep your iPhone 6 or 6s juiced up and safe at the same time. The Juice Pack Air packs a rechargeable 2750mAh Lithium-ion polymer battery that'll keep your phone running for up to an additional 28 hours.

Meanwhile, its shock-resistant hard case shell offers up to Level 2 high impact protection should you ever drop or intentionally abuse your iPhone. Installation is a snap. And at 50% off, it's the best protection possible against absent-minding charging practices, as well as the rest of the world's dangers.

Mophie Powerstation XL External Battery (Manufacturer-Refurbished)

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Regular Price: $129.95

The DEAL: $39.95 (69% off)

When your charging needs step beyond just your iPhone, get some expanded firepower with the Morphie Powerstation External Battery. The 12,000mAh battery can juice up any USB device via three separate charging levels to give you control over charge speed.

You can charge to phones or tablets at the same time — and it'll replenish your smartphone battery up to 8 times on a single charge.  At less than a pound, it's a perfect car or travel companion to make sure you never get caught with your power levels down.