The main material of this instrument is made of high quality glass, and distilled water is not in contact with any metal. The purity of the water obtained by three distillation is high; the heater is made of quartz glass, and has the advantages of energy saving, cleanness and long life.

This instrument is one or two, three distillation were relay protection device, safe and reliable use, the distilled water level control switch through the spring temperature controller, effectively avoid heating dry damaged glass parts; the water level can be automatically switched on or cut off the power supply to achieve automatic distillation water function.