Sonim XP8 Battery Replacement – 5000mAh Extended Life This is a high-capacity replacement battery for the Sonim XP8 and XP8800 models, designed to replace the original BAT-04900-01S battery. It’s built for users who depend on their rugged phone throughout a long workday, such as technicians in the field, construction crews, or outdoor enthusiasts. The 5200mAh
