The Jucie Box Aluminum is great for on-the-go charging! This portable charger offers a 4000mAh battery and 2 output ports so you can charge two ..devices at the same time. Store power to the battery using the included microUSB cable. 4 LED indicator lights let you know when the battery is fully charged. The slim design makes it perfect for traveling - stick it in your purse or pocket and bring it with you anywhere! Order your Juice Box Aluminum sample today!