USTOP New Black 13000mAh External Battery Pack High Capacity Power Bank Charger with Flashlight for iPhones, iPods, iPads, HTC, Samsung, Nokia, Motorola droid, MP3, mp4, GPS Fit for your iPhone 4S / 4G / 3GS/Samsung Galaxy S4 / S3, Nokia and other smart phones; Compact, portable, Sleek, stylish and compact design; Easily fits into your bag to provide instant power; PERFECT for train, road trips Whenever you need to charge your mobile devices wherever you are. High quality Lithium-ion battery ensures reliability