electric water heater with CE 1.Corrosion and acid resistance 2.multiple protection devices 3.30L,40L, 50L,60L,80L,100L Electric water heaterModel:DSZF-A11) Micro-computer control /remote control2)Vitreous enamel coating inner tank (one or two inner tank optional)3)Corrosion and acid resistance4)Non-fluorine polyurethance foaming insulation layer5)Pretection against dry heating,over temperature ...