Lithium Polymer (LiPo). 4400 mAh 51 Wh. 11.55 V. Brand compatibility: HP. Black. Number of batteries included: 1 pc(s). Features. Brand compatibility. HP. Product colour. Black. Battery voltage. 11.55 V. Number of battery cells. 3. Battery capacity. 4400 mAh. Battery technology. Lithium Polymer (LiPo). Certificates. Compliance certificates. CE, UKCA. Packaging data. Number of batteries included. 1 pc(s). leaflet. Origin Promo. Origin Eco