Home laptop battery hp HSTNN-OB91 batteries Compatible Laptop Battery for hp HSTNN OB91 Click to enlarge Find other parts of your hp HSTNN-OB91 HSTNN-OB91 laptop battery 2600mAh 14.4V 38.81AUD Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This HSTNN-OB91 batteries replaces: This HSTNN-OB91 batteries is compatible with the following models: