Efest LUC V6 LCD Multi-Function Charger The Efest LUC V6 is a high-end intelligent charger using the display interface found in the previous LUC series designs. The large LCD screen displays battery voltage and the charging mode of each slot. Six slots work independently using features such as reverse polarity, short cicuit and over current protection. The LUC V6 is compatible with a wide range of 3.6V/3.7V lithium batteries used in electronics cigarettes, flashlights, electric tools, instruments, meters and more. Features: With 6 charging slots, compatible with all types of rechargeable Lithium batteries (Li-ion, Li-Mn and Ni-Mh) 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. Compatible with and identifies Li-ion (10440, 14500, 14650, 16340, 16650, 17650, 17670, 17350, 18350, 18490, 18500, 18650, 26500, 26650) Features over-current, over-voltage, short-circuit, and reverse polarity protection. Use Rechargeable Batteries or With PCB Batteries. Other types of batteries may cause personal injury. Do NOT leave batteries charging unattended/overnight!