Hot Selling Portable USB 5200mAh Portable External Power Bank Charger with Flashlight Super large capacity ensures your mobile divices keeping powered on business, travel, or online. Special designed USB Output can satisfy Iphone, cellphone, and other special devices like MP3, MP4. Intelligent Protection System protects it from being overcharged. Fashional outlook, easily carried, and durable use. Unique switch design makes you notice charge status at anytime.