Product details:

Charge up to two V-Mount batteries simultaneously with this V-Mount Dual Battery Charger. Portable and featuring a 4-pin XLR power output, this charger can also be used to power various devices via XLR cable while on the road or on location. An XLR cable is included. The charger features a built-in capacity management system that will ensure the fastest charge possible. It's designed with a comfortable carry handle on top and a switch on the side that allows you to select between charge mode, DC output mode (XLR), and an Off position.