8000mah extemal mobile power bank Efficient lithium betteris over charge and discharge protection ... and convenient to use;4) Suitable for iPod, iPhone, iPad, mobile phones, MP3 players, MP4 players, PDAs, digital cameras, handheld game ... , Motorola, Nokia, Sony Ericsson, HTC, iPhone and, etc;Devices Supported:Mobile phones, MP3 players, MP4 players, PDAs, digital cameras, handheld game ...