... 2.capacity:6600mahy 3.color:black 4.warranty:one year 11.1V 6600mAh Li-Ion Rechargeable Replacement Laptop Battery for DELL ... , M170, M1710, Gen 2 Notebooks DELL Precision M6300, M90 Workstations 11.1V 6600mAh Li-Ion Rechargeable Replacement Laptop Battery for DELL ...