The present invention has a simple and functional rational structure, and is a compact structure that is easy to carry and transport, and safely discharges even when water reflected during washing and internal leakage occurs, and blocks heat from the heater from being transmitted to the control unit. This is an improved steam defroster that prevents malfunction by preventing the supply of raw water from freezing, providing convenience in use, and allowing cleaning agents to be used together after melting or washing the freezing pipe with steam. It is about.
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