The HP HSTNN-DB9E is an internal laptop battery listed as a substitute part number for HP battery L46601-005. It is intended to replace the internal power source in a compatible laptop.
With Li-Polymer technology and a two-cell construction, it has a rated capacity of 6150 mAh (47 Wh) and an output voltage of 7.7 V. These specifications help identify the battery when checking a replacement.
The listing names HP Elite x2 G4 as a suitable model for L46601-005, so check the laptop model and part number before choosing it.