Gembonics 15000mAh Dual USB Portable Charger Ultra-High Density External Battery Charger Pack for iPad Air, Mini, iPhone 6 5S, 5C, 5, 4S, Galaxy S5, S4, S3, Note 3, Nexus 4, 5, 7, 10, HTC One, One 2 (M8), Motorola Droid, LG Optimus, MOTO X and most cell phones, tablets and iPads (Black) Monster capacity (15000mAh) charges the iPhone almost 7 times, large-capacity phones like the Galaxy S4 4 times or almost a full charge to an iPad 3 / 4. In terms of power, this is the biggest battery in the Gembonics mobile line - Simply shake the lightweight, compact device to start a charge or see the battery's remaining power level. Small circular LED power indicators dial down so users know at a glance exactly how much juice is left. Super Fast - Stylish, compact design fits easily into any pocket or bag - Portable travel power bank, Pocket size, Large capacity - Easily fits into your bag to provide instant power - Portable Charger PERFECT for Suitable for a wide range of occasions, such as parties, BBQs, and outdoor activities like camping, mountain climbing, picnics, long plane flights, road trips etc or whenever you need to charge your mobile devices wherever you are. Keep your Phone or Tablet running all day and charge and recharge your mobile or tablet device to keep it running - Can charge 3 smart devices simultaneously at top speed, e.g. 3 Smartphones or 1 iPad + 1 Samsung Galaxy Tab + 1 iPhone. Compatible with most smart phones, tablets and other USB-charged devices - Advanced power lock technology with standby time of up to 6 months once fully charged. Package includes: Gembonics 15000mAh External Battery, 3-in-1 cable, travel pouch, Instruction manual