Soto Windmaster Stove Review SOTO Windmaster Stove with Micro Regulator WindMaster Stove with 4Flex SOTO SOTO WindMaster Stove with 4Flex All around Canister Stove For Windy SOTO WindMaster Stove with Micro Regulator + 4Flex UK Ultralight SOTO Outdoors WindMaster Stove w Micro Regulator Camping Stove. 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.