Product description toshiba satellite pro 400 series 2 power laptop battery li ion 4000m ah dimensions wx hx l 70mm x 18 5mm x 174mm weight 0 375 kg run time up to 3 5 hours manufacturer warranty 1 year warranty compatability guaranteed 100 compatible ac adapter available cua0002b carair adapter available cuc0001b long life external battery available ubp0767b ultra long life external battery available ubp0766b