0.8Ω dual coils - Optimised for 16-18 watts of power. 1.5Ω dual coils - Optimised for 13-14 watts of power. We make no claims that using an E-Cigarette will help you in giving up smoking cigarettes nor that there are any health benefits from giving up smoking cigarettes and using an electronic cigarette or device (simply put there is not enough evidence currently to support the idea) you need to make that decision for yourself.