Keep your portable devices charged by the #1-selling battery brand-introducing power boost mini universal battery by mophie. Get it today at RC Willey and keep your devices full of juice anytime you need it. Compact and easy to carry, the power boost mini battery will keep your smartphone or wearables charged when you most need it. Available in a variety of colors, this is the companion your portable devices just can’t live without. Connect any smartphone or wearable to the power boost mini battery’s USB port and press the status button to start charging. The LED battery indicator tells you the power boost mini battery’s charge level. Recharge your power boost mini battery by plugging the included micro USB cable into a USB wall adapter or laptop.