... obtained CE,ROSH, ,CCC certification. 2.DurableUsing advanced titanium heat exchanger, greatly resist erosion of chlorine ion in water, ... super power failure memory and timing on/off function, 5.Multi-protecFlow switch built-in, automatic defrost, antifreeze protection function ... performance, higher COP value.what's more, the heat exchanger is high pressure-bearing ParametersModel: KFXRS-60II-TPower ...