AC Doctor INC 12 Cell Battery Replacement for HP Pavilion dv7 -1000 dv7-1100 dv7-1200 dv7-2000 dv7-2100 12 Cells 14.8V 6600mAh black replacement laptop battery for HP Pavilion DV7 Pavilion dv7-1000 dv7-1100 dv7-1200 dv7-2000 dv7-2100 dv7-2200 dv7-3000 dv7-3100 dv7/CT dv7t dv7t-1000 dv7z dv7z-1000 Pavilion dv7-3183d Entertainment notebook 271.20x70.40x21.40mm 625.0g. 10.8V and 11.1V is compatible, 14.4V and 14.8V is also compatible. Full compatible with your original battery, brand new direct from Professional Manufacturer. CE UL RoHS certified, safe use. 60 days no worry to return or exchange item, 12 months customer service warranty. US local dispatch. NOTE: 12 cells big and weight extended laptop battery special design 271.20x70.40x21.40mm 625.0g, but 12 cells battery use time is longer than 6 cell standard battery. If you don't like this state, please buy 6 cells standard battery.