9 Cell 6600mAh Battery for Dell Latitude D620 D630 D631 KD491 Precision M2300 Laptop, P/N: PP18L RD300 RD301 PC764 TC030 TD175 Battery type: Li-ion; Voltage:11.1V; Capacity:6600mAh; Cells: 9-cell. Fit with Dell Latitude D620 D630 D631 KD491, Dell Precision M2300. P/N: PP18L RD300 RD301 PC764 TC030 TD175. 1:1 scale model replication, ABS+PC materials, prefect fit your laptop. Worry-free 18-month warranty and friendly customer service.