The Uwell Nunchaku 2 Sub-Ohm Tank Atomizer looks elegant is hand polished and has an e-juice capacity of 5ml. It includes Honeycomb Meshed Coils. FeCrAl UN2 Meshed @ 0.2ohm coil is recommended to use with power mode around 50-60W. The UN2 Meshed SS316L @ 0.14ohm is recommended for temperature control mode. The original well performing claptonized A1 coils are still available to suit your tastes separately. It features self cleaning technology, plug-pull coils and refilling is a breeze with minimal effort of rotating the top cap 90 degrees the filler holes have a silicon check valve to avoid e-liquid leakage. Pro-FOCS flavour testing technology is enabled to provide the ultimate vaping experience by properly controlling the heating temperature, strictly managing the material quality and complete restoring the e-juice flavour.