The Powermotion 3000 is an external portable battery backup solution for your portable digital device. It allows you to power and/or charge most smart phones, iPhone, iPad, iPod, MP3/MP4 Players, tablets, cameras/camcorders, PSP, or other portable electronic devices anywhere, anytime. The Powermotion 3000 has 3000mAh battery capacity, which is enough to charge an iPhone twice, or just enjoy extended power on your mobile device. The Powermotion 3000 includes a voltage safety feature so it won"t harm your portable device. It also has LED power indicator lights that display the Powermotion 3000"s remaining battery charge. A USB cable with both Mini USB & Micro USB tips is included. A drawstring carry bag is also included.