High Output A/C Wall Adapter.  5V 2000ma output allows this adapter to be used for running passthroughs and other high output devices. 

Works with most usb wire chargers, check the recommended input voltage for your charger to ensure it is compatible.

This adapter has 2 amp output that is strong enough to run a pass-through or charge most cell phones.

This product will not charge an e-cig on its own, it is merely an adapter that plugs into your a/c wall outlet and has a USB outlet.  It requires a separate USB wire charger to charge a battery.