... have one year warranty, two year update warranty and lifetime maintenance: 1. Within one year, if ... big fails, we will send you a new machine. 3. Within one year, if you send ... that you can do business with us relievedly and happily. Technical Parameters of E-02:ModelE-02Range ... Screen5.4 inch LCD key screenCooling WayWind, water and handle with semiconductor coolingPower Supply110V/220V, 50Hz/60Hz, ...