This is a new HP HSTNN-DB77 battery. This HSTNN-DB77 battery replaces the Hewlett Packard Business 2230s and Compaq Presario CQ20-100, CQ20-200, CQ20-300, CQ20-400 series.

This HP HSTNN-DB77 battery is is rated 14.4 volts and 2200 mAh and is 100% compatible with your HP Compaq laptop. Each battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.

You can expect about 2 hours to 2-1/2 hours of run time with this HSTNN-DB77 battery when new, depending on your energy use. If you are looking for even longer battery run times, check out our HP long run HP Compzq CQ20 battery.