Laptop Battery PATONA for HP BUSINESS 6720/6820, 5200mAh, 10.8V, PREMIUM:Does the battery in your HP notebook have insufficient capacity? Is it hardly possible to work without having it constantly plugged in? Do you want a new one but the original replacement is too expensive for you? We have a solution for you. The high-quality Patona battery, offering a capacity of 5200mAh and six cells, will fully replace the original battery. Moreover, theres no need to worry as these products are of excellent quality and feature, for example, integrated overload and overcharge protection. Key Features of the PATONA Replacement Battery for HP   The replacement battery is designed for selected HP notebook models  The PATONA battery contains high-quality cells   Overload and overcharge protection  Fully replaces the original battery  Compatible notebooks: HP Compaq 550, HP Compaq 610, HP Compaq 615, HP Compaq 6535, HP Compaq 6700, HP Compaq 6720, HP Compaq 6735, HP Compaq 6820