Lithium-Ion (Li-Ion). 7800 mAh 56 Wh. 7.2 V. Brand compatibility: Panasonic. Black. Number of batteries included: 1 pc(s). Features. Compatible products. Toughbook CF-W4. Brand compatibility. Panasonic. Product colour. Black. Battery voltage. 7.2 V. Number of battery cells. 6. Battery capacity. 7800 mAh. Battery technology. Lithium-Ion (Li-Ion). Packaging data. Number of batteries included. 1 pc(s). leaflet. Origin Promo. Origin Eco