JETBeam IntelliCharger i4 PRO Charger V3 - 3rd Generation - 2013 Enhanced Version (Black) Capable of charging 4 batteries simultaneously; Automatically stops charging when complete Each of the four battery slots monitors and charges independently Automatically identifies Li-ion, Ni-MH and Ni-Cd rechargeable batteries Features three charging modes (CC, CV and Trickle Charge); 3 Color LED displays charging progress for each battery Automatically detects battery status and selects the appropriate voltage and charge mode