New HP HSTNN-Q61C HP28 B44 Battery Specification Fitness: New Model: HP28 B44 - brand new replacement Intended use: MU06 593554-001 Battery for HP 635 650 655 Compaq Presario CQ56 CQ58 CQ62 10.8V (11.1V) 4400 mAh 48Wh Dedicated battery for laptops: HP 635 HP 650 HP 655 HP 2000 HP Compaq Presario CQ42 HP Compaq Presario CQ56 HP Compaq Presario CQ58 HP Envy 17-1000 HP G56 HP G72 HP Pavilion DV6-3000 HP Pavilion DV6-6000 HP Pavilion DV7-6000 HP Pavilion G6-1000 HP Pavilion G6-2000 HP Pavilion G7-1000 Replaces battery models with the following markings: MU06 MU09 HSTNN-Q62C HSTNN-DB0W