teflon Water bath, entire transparency protection mantle. Heat Preservation, save enegy, Non-explosive, non-spraying, non-corrosion, Non-pollution. Main parts are made of Non-corrosion duralumin, special engineering plastic, the structure is impact, the main body is quickly good. It life is very long. Parameters Main Machine to press button for lift(0-150mm) automatical Rotating Speed 20-200rpm motor power:40w Heating Bath 1.4Kw Teflon multiple bath and entire sealing, heating power:1.4KW Temperature Range digital control Max:90degree. Total Power 1.5KW Voltage：~220V50Hz Condenser Vertical。 Charging Pipe The Valve Charging pipe connects with PTFE pipe Sealing Ring PTFE Sealing Ring.