This is a brand new MSI GT63 battery. This MSI GT63 battery is compatible with a wide variety of MSI laptop models, including the GT73, GT72, GT80 and the BTY-L78 models.
This GT63 battery uses the highest quality lithium-ion cells and components that charge faster and last longer. Each MSI GT63 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 MSI GT63 battery when new, depending on your energy use.