This is a brand new HP ProBook premium grade replacement battery for the HP 17" screen 4720s. This battery fits flush with the bottom of the laptop. The superior South Korean cells inside the battery cartridge will provide longer run times between charges as well as a longer service life than cheaper batteries.

Li-ion batteries are not subject to the memory effect common with older battery technology. This means you can recharge your laptop any time without diminishing your battery capacity. This laptop battery replacement is typically superior to the original battery and is 100% compatible with your HP ProBook 4720s notebook computer. The battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 year warranty.

This battery is ONLY compatible with 14.4 volt or 14.8 volt systems. Check your current battery to ensure you are ordering the correct battery. It should match the picture above. If your battery is rated at 11.1 Volts or 10.8 volts, your battery can be found here: HP-A811. This high capacity battery will provide about 2 hours to 2-1/2 hours of run time with this computer battery when new, depending on your energy use. The higher capacity battery cells inside this cartridge have an energy capacity of 5200 mAh. This battery will be compatible with batteries rated at 4400 or 4800 mAh and 5200 mAh capacities while providing up to 25% more run time.

This battery replaces the HP ProBook 4720s Battery for your series laptop.