Anker Astro E5 15000mAh Dual USB Portable Charger Ultra-High Density External Battery Pack for iPad Air, Mini, iPhone 6, 5S, 5C, 5, 4S, Galaxy S6 S5, S4, S3, Note 3, 4, Nexus 4, 5, 7, 10, HTC One, One 2 (M8), Motorola Droid, LG Optimus, MOTO X and more (Black)