Efest 4213 LUC V6 LCD 6 Bay Multi-functional Charger With 6 charging slots, compatible with and identifies Li-ion (10440, 14500, 14650, 16340, 16650, 17650, 17670, 17350, 18350, 18490, 18500, 18650, 26500, 26650) -Each slot has an independent monitoring and charging current function High quality LCD display Screen to display battery charging status. With two optional charging modes (0.68A or 2A) that is easily changed using the Multi-function Button Charge up to 6 batteries using the 0.68A charging mode.Only Slot 3 and Slot 4 can charge at 2.0A The single slot maximum charging current is 2A, the maximum total charging current is 4A Features over-current, over-voltage, short-circuit, and reverse polarity protection