Solar battery pack for iPhone, iPod, MP3, PDA, digital camera Capacity:1800mAh Output power: 2W USB Certificate: CE UL Solar ... battery pack for iPhone, iPod, MP3, MP4, PDA, digital camera.Features:1. MPP-Tracker takes most advantage of solar power ... most brands of mobile phone,iPhone ,PDA,ipod,MP3,MP4, digital camera and 5V devices that can be charged via USB cable ...