MISOL wireless controller of solar water heater, 100-240v, for separated pressurized solar hot water system 1 unit of controller for solar water heater, 100v-240V wireless display standard delivery package includes: 1 controller and 1 display, 4 sensors(ntc10k), 1 sensor(pt1000), Power supply:AC100-240V,50-60Hz Water proof grade: IP40