Portable Batteries for Charging on the Go

Compact batteries for powering smartphones and tablets are getting smarter and sleeker. These models are small enough to slip into a parka pocket

February 21, 2014

For Reducing Cable Clutter

Two attached charging cords-micro-USB and Lightning-stow neatly along the side of this slim 5,200-mAh battery. Don't need the Lightning cable? The Energi 5K model has a micro-USB cable and an open USB port for $10 less. $90, https://www.tylt.com/