Laptop Battery -, Lithium-ion (Li-ion), 7800 mAh AVACOM Expansion Batteries give you much energy to your notebook. Made of high-quality components for great performance.OffExpansion battery for laptopsDo you want to be independent of a power source for longer than the standard battery allows?AVACOM offers many expansion battery models for various laptops, which contain a higher number of cells than the original batteries. The battery is also physically larger - it either extends behind or lifts the rear of the laptop, creating a more ergonomically convenient keyboard pitch.OffMade of high-quality componentsThe battery features sophisticated electronics with double safety protection, which controls the charging of individual cell strings and also protects them from overcharging and undercharging. When using a battery with high-capacity cells, the laptop's battery life will increase significantly, so you no longer have...