This is an authentic, original equipment manufacturer (OEM) Nintendo AC Power Adapter, model USG-002. It is designed to provide reliable power to your Nintendo DS (original), Game Boy Advance SP, or Game Boy Micro console. The adapter features a convenient foldable two-prong plug for easy storage and portability. It's a perfect replacement or spare charger to keep your classic Nintendo handhelds powered up and ready for gaming. Tested and confirmed to be in good working condition.