Upgrade the power source of your Sonim XP3 Plus XP3900 with this genuine OEM battery. With a capacity of 2300 mAh, this black Li-ion battery is designed to provide long-lasting power for your device. It is compatible with Sonim brand and features a matte design/finish. This battery only item is made of plastic material and manufactured in China. It comes with a voltage of 3.85 V and is suitable for XP3 Plus XP3900 models. The package includes the battery only and is an OEM feature. Enhance the performance of your device with this high-quality battery.