... 2.Certification:CE,ROHS 3.Convenient,fast,cheap 4.Short delivery time Convenient and Fast Electric Water HeatersItem No DNH-001Feature: ... resistant, corrosion resistant 2.Thermal conductivity optimal3.Convenient and fast, reasonable price Description:MaterialStainless steelOuter Diameter5.2-8. ... sold both in domestic and abroad marketPicture: Convenient,fast and cheap Electric Water Heaters