Description
【User-Friendly Touchscreen】High-resolution display 4-inch larger color screen, this programmable thermostat is easier to read and operate, besides automatically adjusts its brightness based on the room lighting 【Remotely Control & Voice Control】Control and monitor the wifi thermostat from anywhere using Vine Thermostat App or Smart Life App; Compatible with Alexa and Google Home for hands-free voice control 【Live Smart & Energy Saving】7 days programmable schedules with Auto Home/Away mode, the thermostat for home automatically adjust room's temperature, keep your home in a comfortable temperature when you arrive, meanwhile helps you save much on HVAC expense 【Wide Compatibility】This ac thermostats for home is compatible with 90% of system: Conventional (2H/2C); Heat Pump (4H/2C); Supports natural gas, electric, hot water, gas fireplaces (24 Volts), oil heat sources; heat pump, dual fuel. All system types require a common wire (C-Wire). 【Quick Install】Our home thermostat for ac and heating can be installed easily in 20 minutes or less with step-by-step online guides and videos Product Description You May Concern About Q: What systems are compatible with this thermostat? A: Our smart thermostat is compatible with 90% of system: Conventional (2H/2C); Heat Pump (4H/2C); Supports natural gas, electric, hot water, gas fireplaces (24 Volts), oil heat sources; heat pump, dual fuel. All system types require a common wire (C-Wire). Q: What systems are NOT compatible with this thermostat? A: Does not work with electric baseboard heat (110VAC~240V AC), millivolt systems; Does not support S terminals for indoor and outdoor sensors. Q: How about the Wi-Fi connectivity about this thermostat? A: We have conducted iterative testing and upgraded the internal chipset and UI design. Now, we have successfully resolved the issue of unstable Wi-Fi connection. Q: Can you set the screen times out? A: Yes, tap the setting icon on the Menu page, tap the "Screen" button to turn on/off for the "Screen Saver". If you want to keep the screen be on all the time, please turn on the "Screen Saver", or turn off it. Q: Is this thermostat accurate? A: Yes, but there may be a slight error, we have tested it many times in various environments and the deviation is not more than 2F. What If There Is No C-Wire? If you do not have the C wire, you can try to do as follows, but please confirm with your HVAC manufacturer or the electric engineer firstly. 1. Furnace Part: Put Gwire connect to C terminal, use the black jumper wire connect G and Y or W(if you need heat, connect to W, otherwise connect to Y) 2. Thermostat Part: Connect G wire to C terminal on the wallplate. G terminal on the wallplate is blank. What is a C-Wire? A C-wire, also known as a common wire or a "continuous wire" It is an electrical wire that provides a constant source of power to a thermostat or other HVAC.