SHOJZJ ZJ-08AC WIFI Smart Thermostat INTRODUCTION 2p 4p pipe with Smart Central Air Conditioner Temperature Controller Thermostat for Fan Coil in Air Conditioning The 7-day touch screen 2-pipe 4pipe programmable thermostat is intended for central air conditioning and fan coil unit system room temperature control. It adjusts room temperature by comparing room temperature with setting the temperature to open and close the motorized valve at the end of the air conditioning system and fan coil unit.…