SOONWELL 2-Channel Charger Sony V Lock Power Supply V Mount Li-ion Battery Charger for Camcorder Note: This charger only apply to SOONWELL brand of the battery, can not be compatible with the original battery and other brands of batteries. This V mount dual channel BP battery pack charger is a portable charger for camera/camcoder external power supply lithium batteries with V-lock The unit can charge two batteries simultaneously, has a 4-Pin XLR DC power output, and features a built-in capacity management system, ensuring the fastest charge possible V Mount interface,15V 4.0A DC output AC 90-240V, 47-63Hz power input