The Nitecore is a universal smart charger compatible with almost all rechargeable batteries, thus eliminating the need of owning multiple chargers. The Nitecore D4 automatically detects Li-ion, Ni-MH, LiFePO4 and Ni-Cd batteries, using manual selection feature. The smart-charger, automatically selects the proper optimal charging mode for the given battery inserted. The D4 contains four microcomputer-controlled charging slots, while monitoring and charging the battery at the same time. The integrated digital LCD screen clearly displays the following: charging process, voltage, current and time. The D4 also features an automatic power-off setting to ensure the batteries are not over-charged. The Nitecore D4 is the most advanced fully-automatic charger on the market.
The Nitecore D4 is compatible with IMR, Li-ion, LiFeP04 and Ni-MH/Ni-Cd batteries: