Original Dell 1520 1720 Battery 11.1V 85WH Black
312-0504, 312-0513, 312-0518, 312-0520, 312-0575, 312-0576, 312-0577 312-0589, 312-0590, 312-0594, 312-0595, 451-10476, 451-10477, FK890, FP282 GK479, NR239
Dell Inspiron Series:
1520, 1521, 1720, 1721
Dell Vostro Series:
1500, 1700