With dual hole no cotton thread design Large amount of smoke,100% no leaking and no burning taste No tar and other cancer causing substances No second-hand smoke, environmental protection Atomizer Capacity: 1.6ml Large amount of smoke,100% no leaking and no burning taste No tar and other cancer causing substances No second-hand smoke, environmental protection Atomizer Capacity: 1.6ml Atomizer Resistance: 2.4ohm