Battery Model: HS04; Battery Type: Lithium-ion; Capacity: 61Wh/4200mAh; Voltage: 14.6V; Cells: 4-Cell; Delivers reliable power for extended use Upgraded Power: Upgrade from the original 41Wh HS04 design to a higher 61Wh capacity, giving you more power and longer-lasting performance Compatible Models: Works with HP Pavilion 14-ac 14-af 14-am 14g-ad 14q-aj 15-ac 15-af 15-ay 15-ba 15g-ad 15q-aj 15t-ac 17-x 17-y series, etc Compatible P/N: 807956-001, 807957-001, 807611-421, HS04, HS03, HSTNN-LB6U, HSTNN-LB6V, HSTNN-DB7I,TPN-I119, TPN-I120, TPN-I124, etc Multiple Protection: Smart IC chip safeguards against overcharging, overheating, and short circuits. CE, RoHS, and UL certified for safety What You Get: Includes HS04 battery, installation manual, and responsive customer support to ensure a hassle-free experience