... DC 5V ,1.0A (Max)Port 1 Output: 5.0V, 1APort 2 Output: 5V ,2.1A (Max)Size: ... -function battery bank for Pad/Phone, Samsnog P1000 and cell phone, MP3, MP4, GPS, PSP all digital devices ... bank's electric quantity? 2-1, press down switch button to check the left electric quantity. 2-2, ... charging device automatically.3-3, select the correct connect for your cell phone, or other digital device.3-4, use power ...