Thank you for viewing this page from among our many products. When your battery drains quickly, it's time to replace it. Capacity: 1200mAh (200mAh capacity up compared to the original!) ■ Model Number ◆ Compatible with Nintendo, NINTENDO compatible Compatible with USG-003 ■ This is not a genuine product. ROWA JAPAN Although it is almost new, please consider that it has been in someone's possession once before making your purchase. If you have any questions, please feel free to ask.