Kastar Dual D-Type Fast charger is perfect for charging any batteries with the D-Tap socket (Includes Canon BP-A100, Sony BP-U65 BP-U68 BP-U100 battery, V-Mount / V Lock battery and Anton Bauer Gold Mount battery with D-Tap input). Charger indication Green lights for standby or full-charge, Red is for charging. Build in MCU, automatically stop working when improper input voltage, short circuit or overheat, which can prevent the overcharge and overdischarge.