Specifications BrandCotton SmithProduct nameY Warm intelligent heating jacket pants setFabric composition100 polyester fiberLining composition100 polyester fiberColorBlack KhakiSizeM L XL 2XLInput voltage20V 9V 5VInput current0 2APower40W 18W 10WNumber of gears4 gearsFour grades of temperature53℃ 48℃ 43℃ 38℃Power supply interfaceTYPE C and USBJacket size details SizeMLXL2XLModel170 92A175 96A180 100A185 104ALength cm 69717374Bust cm 112116120125Sleeve length cm 767879 581NameHeight cm Body weight kg Try on sizeTry on feelingA177912XLFitB1731002XLFitC191852XLFitD18372XLFitE17680XLFitF18580XLFitG17674LFitH18263LFitI17880LFitJ17060MFitK17368MFitL17067 5MFitFeatures Built in 0 83mm Y Warm material low thermal conductivity heat insulation performance is close to that of vacuum panels 38 53℃ four position intelligent heating temperature control 99 electric heat conversion efficiency Plug in the power that is on 1 second that is hot 3 seconds to reach the highest set temperature 53 ℃ Carbon nanotube electric heating film large heating area uniform warmth 40W high power heating efficient temperature lock circulating hot air continuous warmth Support a variety of fast charging Type C and USB dual head design easy to use Super breathability rapid evaporation of water vapor What is Y Warm Y Warm is a new material successfully incubated by Tsinghua University which is a disruptive revolution in the material world The polymer superposition