Wanna play your PSP / NDS / NDSL / MP4 / MP3 as long as you want, but the battery is out of power? Don't worry, you can by this PSP Battery Charger to help you out. When your PSP / NDS / NDSL / MP4 / MP3 is running out of power, you just need to simply connect the USB port with your PSP / NDS / NDSL / MP4 / MP3. So you can play while charging them, no need to stop at all. This can definitely help you out when you are outside where no way to charge your PSP / NDS / NDSL / MP4 / MP3, or when you forget to take your charger with you. This Emergency Charger will make it different in the emergency.Hurry up to buy this PSP Battery Charger for yourself or for a friend, you will feel pleased with this Emergency USB Charger.