Sigelei newest products-Sigelei 75 watt plus is coming! This highly anticipated mod will have temperature control functionality and up to 75 watts of power. It uses single 26650 battery, which offers longer battery life and far better mAh capacity than a 18650 battery. Currently this super mod is under development, and the estimated arrival date is in mid-November 2015. The sigelei 75W plus will be available in various colors including black, white, red and blue.