1PCS New For BESFUL Solar hot water temperature difference controller BF-15B+

1PCS-New-For-BESFUL-Solar-hot-water-temperature-difference-controller-BF-15B+ .Important reminder: The price can be purchased directly, please do not repeat the inquiry. Product is brand new and in stock. describe: lapindustry . shipping fee +$80.00.If you need more pictures, or need more quantity, or have other problems. Please contact me