Home laptop battery HP HSTNN-Q21C batteries Compatible Laptop Battery for HP HSTNN Q21C Click to enlarge Find other parts of your HP HSTNN-Q21C HSTNN-Q21C laptop battery 5200mAh 14.4V 49.19AUD Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This HSTNN-Q21C batteries replaces: This HSTNN-Q21C batteries is compatible with the following models: