5Auto-protection functions on over charge ,over discharge,over current ,over heating and short circuit.

The  laptop battery can 

REPLACE:381374-001            398876-001             HSTNN-DB06             HSTNN-DB11 HSTNN-I04C              HSTNN-LB11         HSTNN-OB06        HSTNN-UB11        PB992A

FTI machine models :Business Notebook 6720t             Business Notebook 7400 Series Business Notebook 8200 Series                                   Business Notebook 8400 Series Business Notebook 8500 Series                                   Business Notebook 8510p     Business Notebook 8510w                            Business Notebook 8510w Mobile Workstation Business Notebook 8700 Series                     Business Notebook 8710p                        Business NoteBook 8710w                            Business Notebook 8710w Mobile Workstation Business Notebook 9400 Series                     Business Notebook nc8200                  Business Notebook nc8230                           Business Notebook nc8430                  Business Notebook nw8200                           Business Notebook nw8240                Business Notebook nw8240 Mobile Workstation                Business Notebook nw8440 Business Notebook nw8440 Mobile Workstation                  Business Notebook nw9440 Business Notebook nw9440 Mobile Workstation                  Business Notebook nx7300 Business Notebook nx7400                                                Business  Notebook nx8200 Business Notebook nx8220                                                Business Notebook nx8420 Business Notebook nx9420