Wiring Diagram :

Features:
1.Wide Applications: Suitable for electric heating radiators, electric cooling, and temperature control system. It can be used in smart homes, shopping malls, and industrial places.
2.Various Advanced Options Settings: There are 4 modes to choose from according to your needs - Manual/Programming/Temporary Manual/Holiday Mode.
3.WiFi Connect &APP Control: Support control and adjust the temperature setting program in your mobile device, please download the APP(Smartlife) first via the APP store (iOS) or Google Play (Android). 
4.With a simple and clean UI, which is also easy for a novice to operate. 

Becasmart BHT2002 Heating Thermostat HVAC Smart Termostato Wireless Programmable Wireless Nest Termostato Wifi for Underfloor Heating