There had a LED light on the product,when this charger is being charged by the PSP3000/PSP2000/PSP AC adaptor the LED Wii be red and when this charger itself is charged fully the LED turns green.

1.Function instruction and usage
1).Use the PSP3000/PSP/2000/PSP adaptor to charge this charger and save the electronic energy into the lithium battery inside firstly.
2).Use the matched cable to connect this charger with other game consoles such as NDSLite,PSP3000/PSP2000/PSP,NDS GAB SP to charge them.
Please turn the'ON/OFF'switch to'ON'position when charge the game
consoles.Please turn the 'ON/OFF'switch to'OFF'position when not in using in order to save the power energy.
 
2.Voltage/curent parametar
Use the AC adaptor to charge this charger itself.
Output 5V 700mA

3.Operation instruction
1).with"in put"and"OUT PUT" two parts respectively.
2).the "IN PUT"is used for charging the lithium battery inside the charger itself via PSP3000/PSP2000/PSP AV adaptor.
3).the"OUT PUT"is used for charging other games console through the matched cable.
4).Please turn the"ON/OFF" switch to "OFF" position when not in using in order to save the power energy