This Empire Scientific BN-V406U, BN-V416U, and BN-V428U Battery Charger is compatible with the JVC BN-V406U, BN-V416U, and BN-V428U batteries. The JVC BN-V306 and BN-V312 battery charger from Empire Scientific features internal safety protection from overheating and overcharging and two LED status indicators. AC power source and DC car cigarette lighter adapter are included.