Features Specifications:Kettle thermostat This product is kettle temperature controller that integrates steam protection, dry burn protection, over heat melting protection together, it has the features of no arc, adjust free, accurate temperature control, long life, little radio jamming and etc. Rated voltage 110/120V----50/60Hz220/240v---50/60HzRated current ≤13AContact life ≥30000Electricity strength AC2500V50Hz/1min no flashover or breakdown Insulation resistance DC500V≥5MΩEarth resistance Time of engine jump when boiling water Cut off in 20sec when temperature of the water reaches 98 Time of engine jump when dry burning Cut off in 60sec when 70% voltage is imported Steam reset time Reset in 15sec when steam engine jumps