4.0 Touch Screen WiFi Smart Thermostat for House, App/Voice Control, Valentine's Day Decorations, C-Wire Required

Product Description You May Concern About:

Compatibility: Q: What systems are compatible with this thermostat? A: Our smart thermostat is compatible with 90% of systems, including conventional (2H/2C); Heat Pump (4H/2C) that 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: This thermostat does not work with electric baseboard heat (110VAC~240V AC), millivolt systems; and it does not support S terminals for indoor and outdoor sensors.

Wi-Fi Connectivity: Q: How about the Wi-Fi connectivity of this thermostat? A: We have conducted iterative testing and upgraded the internal chipset and UI design to successfully resolve the issue of unstable Wi-Fi connection.

Screen Timeout: Q: Can you set the screen to time 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 on all the time, please turn on the "Screen Saver", or turn it off.

Accuracy: Q: Is this thermostat accurate? A: Yes, there may be a slight error, but after testing it many times in various environments, the deviation is not more than 2F.

What If There Is No C-Wire? If you do not have a C-Wire, you can try the following: for the furnace part put G-wire 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) and for the thermostat part, connect G wire to C terminal on the wallplate.

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.

TJ550 WiFi Smart Thermostat Add to Cart Customer Reviews: 3.6 out of 5 stars 173 Price: $59.49 Screen Size: 2.8" Screen Operation: 3 Touch Buttons

TJ560 WiFi Smart Thermostat Add to Cart Customer Reviews: 3.6 out of 5 stars 173 Price: $109.99 Screen Size: 4" Screen Operation: Touchscreen

【𝗨𝘀𝗲𝗿-𝗙𝗿𝗶𝗲𝗻𝗱𝗹𝘆 𝗧𝗼𝘂𝗰𝗵𝘀𝗰𝗿𝗲𝗲𝗻】High-resolution display 4.0" larger color screen, this smart thermostat is easier to read and operate and automatically adjusts screen's brightness and switch theme background from Christmas Day, Valentine's Day, or the daily background, to enhance the festive atmosphere.

【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 wifi thermostats automatically adjust the room's temperature and keep your home in a comfortable temperature when you arrive, helps you save on HVAC expenses.

【𝗪𝗶𝗱𝗲 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗶𝗹𝗶𝘁𝘆】This home programmable thermostat is compatible with 90% of systems(24V AC System): Conventional (2H/2C)-Gas, Oil, Electric, Boiler; Heat Pump(2 stages Heat/Cool + 2 stages Aux/Emerg.); Heat or Cool only Systems. 𝗔𝗹𝗹 𝘀𝘆𝘀𝘁𝗲𝗺 𝘁𝘆𝗽𝗲𝘀 𝗿𝗲𝗾𝘂𝗶𝗿𝗲 𝗮 𝗰𝗼𝗺𝗺𝗼𝗻 𝘄𝗶𝗿𝗲 (𝗖-𝗪𝗶𝗿𝗲)

【𝗠𝘂𝗹𝘁𝗶 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗮𝗹 𝗙𝘂𝗻𝗰𝘁𝗶𝗼𝗻𝘀】Features temperature alerts, filter change reminders, automatic synchronize time/date, and child lock functionality, ensuring comfort and peace of mind.

【𝗤𝘂𝗶𝗰𝗸 𝗜𝗻𝘀𝘁𝗮𝗹𝗹】Our smart thermostats for home can be installed easily in 20 minutes with step-by-step online guides and videos.

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