Laptop Battery PATONA for Asus K50ij, 4400mAh, Li-Ion, 11.1V:Does the battery in your notebook lack the capacity to work without a power connection? Do you want a new one, but the original replacement is too expensive for you? We have a solution for you. Patona quality batteries are a great replacement for the original battery. Very high quality, with integrated overload and overcharge protection.Key features of the PATONA replacement batteryDesigned for selected Asus notebook modelsHigh-qualityOverload protectionFully replaces the originalCompatible laptops:Asus F52 Series, F82 Series, F83S Series, K40 Series, K50 Series, K51 Series, K60 Series, K61 Series, K6C11 Series, K70 Series, P50 Series, P81 Series, Pro5C Series, Pro5D Series, Pro5E Series, Pro5J Series, Pro65 Series, Pro8 Series, Pro8 Series, Pro8 Series, X8 Series, X5 Series, X5 Series, X5 Series, X5 Series, X65 Series, X65 Series, X66 Series, X70 Series, X87 Series, X8 Series, X8B Series, X8D Series