Lithium-Ion (Li-Ion). 4770 mAh 55 Wh. 11.52 V. Brand compatibility: Lenovo. Black. Number of batteries included: 1 pc(s). Features. Brand compatibility. Lenovo. Product colour. Black. Battery voltage. 11.52 V. Number of battery cells. 3. Battery capacity. 4770 mAh. Battery technology. Lithium-Ion (Li-Ion). Certificates. Certification. CE. Compliance certificates. CE. Packaging data. Number of batteries included. 1 pc(s). leaflet. Origin Eco. Origin Promo