AC/ DC Dry Battery charger for emergency power need, four AAA batteries. It is ideal for travel and any emergency situations. It is compatible with PSP/ NDS/ NDS Lite/ SP/ Micro/… It can provide a quick solution for the unexpected power shortage. Elegant outlook, compatible in size and portable. Works with four AAA batteries, rechargeable or non-rechargeable (Make sure use the sane kind of batteries). Simply slide down the front battery cover and install four AAA batteries (not included). Slide the switch to ON and the battery box is ready to work. It also can supply power by connecting the DC cable to the socket of charger and the other side is connected with the console. Then the charger can supply power to the console. There are 1 white LED lamp and 5 red LED lamps. The white LED lamp can be used as a mini-torch. It has a function as measuring the power of the batteries. The number of red LED lamps will light up depend on the power of the batteries. The more number of LED light up, higher the power of the batteries. Color: pink