This genca-028 battery is designed for use with the NDSi and boasts an energy charge of 850mAh. Made in China, it is ideal for anyone looking to replace an old or worn out battery in their gaming device. With its internal design, this battery is a perfect fit for the NDSi and ensures long hours of uninterrupted gaming fun. Designed specifically for use with video game consoles, this battery is a must-have accessory for any gamer. Whether you are looking to replace an old battery or simply want a backup, the genca-028 battery for NDSi is a reliable and affordable option. So why wait? Add this battery to your collection today and never run out of power during your gaming sessions again!