Lithium-Ion (Li-Ion). 3800 mAh 44 Wh. 11.58 V. Brand compatibility: Lenovo. Black. Number of batteries included: 1 pc(s). Features. Brand compatibility. Lenovo. Product colour. Black. Battery voltage. 11.58 V. Number of battery cells. 3. Battery capacity. 3800 mAh. Battery technology. Lithium-Ion (Li-Ion). Certificates. Compliance certificates. CE, UKCA. Packaging data. Number of batteries included. 1 pc(s). leaflet. Origin Eco. Origin Promo