ATC 9 Cells Dell Inspiron 1520 1720 530s Replacement Laptop Battery P/N: UW280 0UW280 NR239 312-0589 451-10477 FK890 GK479 312-0504 312-0575 312-0576 312-0590 312-0594 FP282 [6600 mAh 9cells ]