JVC GZ-EX310 Camcorder Battery Charger Smart Charging LED indicator - Replacement Charger for JVC BN-VG107, VG114, and VG121 Battery Series Smart Charging LED indicator Replacement Charger for JVC BN-VG107, VG114, and VG121 Battery Series 3 Year Limited Warranty Automatically turns to trickle charge after fully charged Synergy Digital is a Registered Trademark