Smarter Travel Pick of the Day: Universal Rejuva Power Pack

What Is It: The Universal Rejuva Power Pack, a small portable battery that can charge smartphones or tablets.
Why It's Smart:
• Digital LED display clearly shows how much of a charge is left in the battery
• Provides one full charge for most smartphone
• Comes in cool metallic colors
Where to Buy: Available on Amazon.
(Photo: BoxWave)