The Nitecore D4 Charger
NiteCore quad external 18650 battery charger, for the mods that don't charge internally, or if you'd like to keep from excessive wear and tear on your mod, this is a must have. Charge a few batteries, take them on the go, and never go without a vape again.
The Nitecore D4 is the top of the line in its class, with a full display that gives you accurate voltage readings on your batteries as they charge, and charges 4 18650 batteries at once.