Lithium Polymer (LiPo). 3420 mAh 38 Wh. 11.1 V. Brand compatibility: Dell. Black. Number of batteries included: 1 pc(s). Features. Brand compatibility. Dell. Product colour. Black. Battery voltage. 11.1 V. Number of battery cells. 3. Battery capacity. 3420 mAh. Battery technology. Lithium Polymer (LiPo). Certificates. Certification. CE. Packaging data. Number of batteries included. 1 pc(s). leaflet. Origin Promo. Origin Eco