Compatible Laptop Models:

Dell Inspiron 3451 3452 3458 3551 3552 3558 5451 5458 5551 5555 5558 5755 5758
Dell Inspiron 14 3000 series 14-3451 14-3458
Dell Inspiron 14 5000 series 14-5451 14-5455 14-5458 14-5459
Dell Inspiron 15 3000 series 15-3551 15-3552 15-3558
Dell Inspiron 15 5000 series 15-5551 15-5555 15-5558 15-5559 15-5758
N3451 N3452 N3458 N3551 N3552 N3558 N5451 N5458 N5551 N5555 N5558 N5559 N5755 N5758 N5455
Dell Vostro 3458 3558

Maintenance of Laptop Battery

(1) If you don't use the battery for a long time(3 months or more), you should charged the battery to a minimum level of 50%. Otherwise it may not be able to charge again after long time storage.
(2) Never take out the battery from the laptop while it's charging or discharging
(3) When discharging the battery,do not discharge to 3% or lower.It is strictly prohibited to discharge the battery until the laptop lost power or 0%
(4) If your laptop cannot charge or fully charge your NEW battery, there may be possibilities that the adapter does not compatible with the laptop or there's some damage with the adapter, please switch off your laptop and try again or change to a correct adapter to charge.