This is a brand new MSI GF63 8RC Battery. This MSI GF63 8RC battery is rated 11.4 volts and 4500 mAh. This MSI GF63 battery features the highest quality lithium-ion cells and components. This MSI GF63 battery is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.

You can expect about 2 hours to 3-1/2 hours of run time with this MSI GF63 battery when new, depending on your energy use.