1. Large and improved time display screen showing time in hours and minutes
2. Large and improved time display screen showing temperature in Centigrade or Fahrenheit according to the customer� preference
3. Customer can preset the working time and the waiting time in A and B model. Under A model ,user can set working time from 30 minutes to 8 hours or no time limited .under B model , user can set waiting time from 0 to 12 hours. When the time count down to zero ,it will switch to A model automatically and works as the setting under A model
4. The temperature can adjusted from 50-110°C or 122-230°F. Sauna heater will Sequential heating according the detected sauna room temperature and the setting temperature. It save energy and prolong the main parts�life
5. Diagnostics - 8 LEDs on the controller show different working stages and operations that can be used for elementary diagnosis if a problem should occur.
6. extra switch for sauna room lamp
7. high temperature cut-off for both sauna room and sauna heater .double safety protection