Laptop Battery -, Lithium-ion (Li-ion), 5800 mAh High quality laptop batteries built from high-capacity PANASONIC and SONY brands. These batteries have the same dimensions and weights up to 32% more capacity than the original battery.OffLaptop batteries with premium cellsAVACOM introduces notebook batteries built from PANASONIC and SONY premium high capacity battery cells. These batteries have the same dimensions and weights with up to 32% more capacity than the original battery. For example, a 6-cell battery with an original capacity of 4,400mAh is now available with 5,800mAh. The components from which these batteries are assembled have a longer life than most types of components used by renowned laptop manufacturers.OffBatteries made of High-Quality ComponentsThe batteries use sophisticated electronics with double protection. The electronics control the charging of individual cell strings and also protect them from overcharging and failure....