This is a brand new HP RQ204AA battery for the Pavilion TX series. This is a high quality replacement HP RQ204AA battery. The superior cells inside the battery cartridge provide longer run times and longer service life than cheaper, low quality batteries. This HP RQ204AA battery is typically superior to the original battery and is 100% compatible with your HP Pavilion notebook computer. The battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.