Battery. Brand compatibility: Dell. Black. 1 pc(s). Dell Battery E5440 E55406 Cell 65Whr OEM: CXF66. Features. Certification. UL, WEEE, CE. Product colour. Black. Brand compatibility. Dell. Type. Battery. Battery. Number of battery cells. 6. Battery voltage. 11.1 V. Battery capacity. 5700 mAh. Battery technology. Lithium-Ion (Li-Ion). Packaging data. Package type. Box. Quantity per pack. 1 pc(s). Other features. Number of batteries included. 1 pc(s). Compatible products. Latitude E5440/E5540
