[WiFi Control]WiFi thermostat supports 2.4G WiFi for convenient temperature adjustment in daily use. A practical smart thermostat choice for home HVAC systems and 2 tube conditioners. [Programmable Comfort]Programmable temperature controller offers a set range of 41 to 95°F with ±1°C accuracy. Helps manage indoor comfort for bedrooms living rooms apartments and offices. [Touch Screen Knob]Touch screen LED knob combines capacitive touch keys with clear. Display temperature range is 41 to 210°F for quick reading during routine control. [24V System Design]Built with ABS and fireproof PC ABS housing. Works on 24V DC AC 50 to 60Hz and fits approx. 86 x 86 mm or 60 mm round installation. [Application Notes]Designed for 2 tube conditioners. Operating temperature is 32 to 113°F with 5 to 95 percent RH non condensing humidity for indoor residential use.