This is a Genuine Novatel MiFi 2200 Battery (40115114) that is compatible with the Novatel brand. It is an internal battery with a capacity of 1400 mAh and is designed to replace the battery in your MiFi 2200 hotspot. This OEM battery is perfect for those who need a replacement battery or want to ensure that their MiFi 2200 hotspot is always ready to go.