Uwell Koko Prime (Vision) Pod System Kit is constructed of PCTG & PC with translucent body and replaceable decorative panels. Uwell Koko Prime (Vision) Pod kit is powered by built-in 690mAh battery with 1.6A Type-C charging. Uwell Caliburn KOKO Prime (Vision) features draw-activated design, easy to operate. Uwell Caliburn KOKO Prime (Vision) cartridge has FeCrAl 1Ω coil, FeCrAI UN2 Meshed-H 0.8Ω coil, 2ml capacity with top filling design. Caliburn KOKO Prime (Vision) also is compatible with Caliburn G coils and can switch between MTL and DTL vaping. Uwell Caliburn KOKO Prime pod adopts Exclusive Patented Pro-Focs Flavor Testing Technology .