SOTO Outdoors WindMaster Stove with Micro Regulator Camping Stove SOTO WindMaster Stove with Micro Regulator + 4Flex UK Ultralight SOTO Outdoors WindMaster Stove with Micro Regulator Camping Stove Bp Gas D Ngoi Soto Micro Regulator Stove Windmaster Mr.Weekend. Meet the SOTO WindMaster, the ultralight stove with exceptional wind resistance. Weighing 60 grams in its lightest configuration, it's built for weight conscious backpackers who don't want to waste time or fuel battling the elements. Thanks to the micro regulator, it will perform consistently even in cold temperatures.