Since we were provided with a shop device, we dispensed with this to prevent potential damage. A word about the upgrade options: By default, the removable battery has three cells, but can be exchanged for a protruding 6-cell battery of either 48 or 72 Wh for an additional cost. Warranty In keeping with the high price, Lenovo includes a three-year warranty with on-site service. As usual, both batteries are covered for only one year. Accidental damage can also be ordered.[…]