This product ships with an NZ certified 12V power adapter. Please discard the included US adapter. Avatar Vapenut (AVN-1) is an intelligent hardware device for e-cig vapour detection and elimination. It has a built-in smoke sensor that can detect vapour density in real-time, adjust the fan speed for efficient removal of e-cig vapour, and bring more fun to e-cigarette users. The VapeNut features four modes that vary with speed and rate of filtration according to the density. The VapeNut air purifier can be used both indoors and in cars.