Nitecore D4 Digicharger
From Nitecore, the D4 Digicharger is an efficient and refined battery charger. It is compatible with a wide-range of battery sizes and chemistries. The D4 can charge everything from Li-ion, to LiFePO4, to NiMh, to NiCd. It auto-detects the battery type and status before entering the auto-charge mode. No worries about wasting power either. It has an automatic power-off function that will cut off the current once the charge has completed.