PowerSmart 11.1V 4.4Ah 49Wh Replacement 6 Cell Battery for HP Pavilion m6-1000 Envy dv4-5200 dv6-7210us dv6-7246us Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device. Battery Type: Lithium-ion (Li-ion) Voltage: 11.10V Capacity: 4400mAh Color: Black Dimension: 206.00 x 53.50 x 19.80 mm ||Rate: 49.00 Wh No. of cell: 6 Product Type: Replacement Battery (Brand New) Condition: New, 1 year warranty! Compatible Part Numbers: 671567-421, 671567-831, 671731-001, 672326-421, H2L55AA, HSTNN-LB3N, HSTNN-LB3P, MO06