This is a rechargeable Mbell 7.4V/8.4V 4000mAH NV-4774126-2S Battery . High quality and long lifetime, this NV-4774126-2S battery lets you work seamlessly when you are on the move for business trips or vacations. All our Li-ion replacement batteries for Mbell NV-4774126-2S laptop have been tested and proven to match and/or exceed original battery performance and are 100% […]