The Datamation Systems is pleased to introduce an advanced ETL listed battery charger that can simultaneously re-charge up to 16 batteries (6 cell or 9 cell) for Dell Latitude E5420, E5520, E6420, E6420 XFR and E6520 laptops. It provides a compact, effective recharging strategy for organizations that want to maintain extra batteries for classes, training facilities, etc. This charger makes use of the Dell batteries smart charge and quick-charge features and contains two bays that can be used to completely re-calibrate batteries, helping preserve their effective life and optimum use. DS-16BY-BC-E5/6-20