... PackProduct Features:1) 11000mAh high capacity portable battery pack and charger for your digital devices;2) With advanced A-grade ... internal protection functions for short circuit, overcharge and over temperature, safe, stable and energy-saving;7) Built-in battery tester ... for Samsung, Motorola, Nokia, Sony Ericsson, HTC, iPhone and, etc;Devices Supported:mobile phones, MP3 players, MP4 players, ...