Then recharge the Dell laptop battery as instructed in your user's manual
. If the laptop battery will not be in use for a month or longer, it is recommended that it be removed from the device and stored in a cool, dry, clean place. It is normal for a laptop battery to become warm during charging and discharging. A charged laptop battery will eventually lose its charge if unused. It may therefore be necessary to recharge the battery after a storage period. The milliamp-hour (mAH) rating of the laptop battery dot org batteries will often be higher than the one on your original battery. A higher mAH rating is indicative of a longer lasting (higher capacity) battery and will not cause any incompatibilities.