Model:WH502WW can set the time of turning off  or turning on when you turn on or turn off.can set the temperature display for room temperature or setting temperature or outdoor temperature (with external temperature sensor).enter into energy saving or comfortable mode by using room card.

Features

1) Heating / cooling control;
2) Easy operation and intuitive display;
3) Backlight display (for 220V);
4) The temperature difference between off and on is adjustable
5) Delay-time On / Off function;
6) Allowable to calibrate the temperature display;
7) Allowable to connect the external temperature sensor (Optional: NTC 100K). Outdoor temperature display provided.
8) Display adjustable between room temperature, outdoor temperature and preset temperature.
9) Applicable to control of single-speed fan.

10) Fan speed adjustable automatically or manually.

11) Display adjustable between C and F.
12) Energy saving function by using room card.
13) Antifreeze when turn off.
14) Allowable to set the highest temperature of heating and the lowest temperature of cooling.
15) Wired transmission.
16) Allowed to install in standard box.
17) Multiple fault detection and display functions.