1.2.2 Keep warm
        in the boot state insulation key does not respond to the temperature setting state, boiling water state can press the insulation key to open insulation, usually insulation light is always on, breathing on behalf of insulation, insulation for an hour, an hour to enter the standby state.
1.2.3 Memory function
    how much water to burn this time, the next time you enter the temperature setting boiling water for the first time when the temperature of the last boiling water is displayed first (power off and then on the default 60 degrees to start).