Uwell Caliburn KOKO Pod Kit is a pod kit,it has elegant appearance and ultra thin body. It is powered by 520mAh built-in battery. With air switch design, you can direct vape by inhaling. In addition, if the draw-activated mechanism fails, the system will automatically disable the draw-activated working mode. The pod cartridge has 2ml capacity and comes with top filling system which can reduce leakage. This pod vape kit is perfect suit for beginners.