This water heater is rust proof corrosion resistant of high safty and long srvice time.Spiral emmersive design provides a uniform heat and fast thermal conductivity. High power ensures a quick heating speed so it is very convenient to use. It is light weight & compact size, easy to cary and store. It can be used in water, Specially fit for heating water in large size container like bucket, basine etc.Refresh and reenergise yourself with a hot water bath anytime using thisWater Heating Rod.