9 cells 10.8V 7800mAh Battery for HP 593553-001 MU06 COMPAQ 435 436 Notebook PC Pre sario CQ56-134SF CQ32 CQ42 CQ42-100 CQ43 CQ43-100 CQ56 CQ56-100 CQ57 CQ62 CQ62-100 CQ630 CQ72 Battery Type: 9 Cells Li-ion Capacity: 10.8V 7800mAh Color: Black Weight: 19oz Using highest quality materials including grade-A brand-new cells Meets and exceeds OEM specifications and lasts longer hours Package Includes: One unit of brand-new replacement laptop battery for HP This product is CE & RoHS certified, so BUY WITH CONFIDENCE!!!