The FLC-4 is the newest member of the Frezzi charger family, It features an advanced 4-channel fast charger for all Frezzi Li-Ion batteries that features an intelligent backlit LCD display that shows the charging status of each channel, instantaneous voltage, charge current, and the capacity that has been delivered to each battery. The FLC-4 has a universal AC input for worldwide operation and is available in A/B and V-Mount format. It can accept some batteries from other manufacturers, check with Frezzi for compatibility.