------PID adopted to control the temperature, keeping the error within 0.5C, keeping long time constant temperature, high efficiency and energy saving.
------Six protective measures: Alarm for thermo-couple open circuit, phase fault protect, pump protect, overheat protect, oil shortage protect.
------Vsual and easy to operate, easy to maintain.
------Stainless steel tank without leakage, anticorrosive an durable.
------Exquisite appearace and small in size.