Portable Charger and USB Wall Charger for Amazon Kindle Fire HD 8.9 - 5000mAh Capacity Connects to your smartphone through USB cable Extends your smartphone/tablet battery life Real 5000mAh Capacity Using High Quality Premium Lithium Polymer Cells Ultra compact for traveling: 4.5 _ 2.5 _ 0.5in. Recharges in 3-4 hours. Micro USB cable included. What You Get: Olympia 5000mAh External Battery, Micro USB cable, Wall Charger, Our 12-Month Warranty & Friendly Customer Service.