Lithium-Ion (Li-Ion). 3900 mAh 45 Wh. 11.55 V. Brand compatibility: Lenovo. Black. Number of batteries included: 1 pc(s). BTI replacement 3 cell battery for LENOVO K14 G2/G3 THINKBOOK 14 G6 ABP, 14 G6 ABP 21KJ, 14 G6 IRL, 14 G6 IRL 21KG, 14 G7 ARP, 14 G7 ARP 21MV. Features. Brand compatibility. Lenovo. Product colour. Black. Battery voltage. 11.55 V. Number of battery cells. 3. Battery capacity. 3900 mAh. Battery technology. Lithium-Ion (Li-Ion). Certificates. Compliance certificates. CE, UKCA. Packaging data. Quantity per pack. 1 pc(s). Number of batteries included. 1 pc(s). leaflet. Origin Eco. Origin Promo