... 1 Output: 5.0V, 1APort 2 Output: 5V ,2.1A (Max)Size:112*73*17mmCompatibility:Port 1: Cell phone, Phone, MP3/4,Pod,PSP,all ... digital devices charged via USB portPort 2: Pad1, Pad2 or Samsung ... for Pad/Phone, Samsung P1000 and cell phone, MP3, MP4, GPS, PSP all digital devices charged via USB port.2,Can charge 2 USB digital ...