Dell Latitude E5270 battery comes in two main specifications: a 3-cell, 47Wh version and a 4-cell, 62Wh version. Both are rechargeable, with the 3-cell battery having a voltage of
11.4V11.4 cap V
11.4V
and the 4-cell battery having a voltage of
7.4V7.4 cap V
7.4V
. The 47Wh battery has a listed life span of 300 charge cycles, while the 62Wh battery has a life span of 1000 charge cycles.