Battery, 42WHR, 4 Cell,

Dell 5F50G is an internal replacement battery for compatible laptops, including the Latitude 12 2in1 (5285) and Latitude 12 2in1 (5290). Check the model number when choosing a replacement.

Its four-cell Li-Polymer construction is rated at 5250 mAh / 42 Wh with a 7.6 V output. These ratings describe the battery for use in the listed compatible models.