This product is a great emergency charger to help keep your entertainment going and going. It is made to charge the Nintendo DS, DS Lite, Gameboy SP, PSP Original (1000) and the PSP Slim (2000). It has a small light to see when it is charging. The LED (Light Emitting Diode) is red when charging and green once recharged. The emergency charger is recharged using a PSP's (Original or Slim) charger. Learn More