Voltage or Wattage is variable 3-6 volts or 3-15 watts respectively, using a single 18350 or with the included extension tube you can run a single 18650, or two 18350 IMR batteries, Check atomizer/carto resistance and battery voltage too with long press of the small buttons
Comes with Trustfire Charger, 2 18350 Batteries and 2 Dual coil Tanks