There has a LED light on this product, when this charger is being charged by the 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 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 PSP, NDS, GBA SP to charge them.
Please turn the “ON OFF” switch to “ON” position when charge the game consoles. Please turn the “ON OFF” switches to “OFF” position when not in using in order to save the power energy.