Features: Nitecore Digicharger D2 - two battery charger - Capable of charging 2 batteries simultaneously - Each of the two battery slots monitors and charges independently - Compatible with and identifies Li-ion (26650, 22650, 18650, 17670, 18490, 17500, 18350, 16340(RCR123), 14500, 10440), Ni-MH and Ni-Cd (AA, AAA, AAAA, C) rechargeable batteries