The HP SKO-BATT 2C47Wh 3.64Ah LI battery, part number M33875-005, is a rechargeable spare for HP laptops. HP Elite x2 G8 is listed as a matching model, so check the model and part number when choosing a replacement.
Its lithium design has two cells and a capacity of 3.64 Ah (3640 mAh), with an energy capacity of 47 Wh. These figures identify the battery’s stated capacity.
The device-specific format is intended for an HP laptop. The exact part number helps distinguish this replacement component.