Powerocks 7800mah Portable Power Bank Pack External Battery Backup Charger with Built-in USB and Micros USB Cables for ALL Android Phones Such As Samsung Galaxy S4, S3, S2 Note 2, Note 3, HTC One, Motorola Droid, Moto X, LG Optimus and Most Other Smartphones and USB Charged Devices (Apple Adapters - 30 Pin and Lightning, Not Included). USB Slot to Charge All Other Portable Devices Such As Iphone 5s, 5c, 5, 4s, 4, Ipad Air, Imac, Macbook Air and All Apple Products - Universal Extended Battery - Silver High Capacity, 7800mAh; 3-4 full charges or add 30 hours talk time to your iPhone 5S / 5C / 4S / 4G / 3GS; 2-3 charges for Samsung Galaxy S4 / S3, 250 hours + audio playback, or 200%-300% to the battery life of most mobile phones all powered on-the-go Built-in USB and Micro USB cables so you can charge on the go without carrying the extra cords. Simple and easy design to stylishly hide the cords when done. Recharge the Powerocks Magicstick via the included micro-USB-to-USB cable. Compact, portable & stylish design; Easily fits into your bag to provide instant power; PERFECT for long plane flights, road trips, or whenever you need to charge your mobile devices wherever you are Battery status is indicated by the LED lights on the end of the Magic Cube. 4 lights = 100% full, 3 lights = 75% full, 2 lights = 50% full, 1 light = 25% Compatible with Apple products and other universal Micro USB charging ports