AVATTO WT81 WiFi Smart Thermostat – Temperature Controller for Electric Heating, Water/Gas Boiler, Works with Tuya, Alexa & Google Home
119 in stock
Price range: $52.64 through $53.60
Smart Temperature Control. Remote Access. Voice Commands.
You want to adjust your home’s heating without getting up. You want to save energy while staying comfortable. You want a thermostat that fits your lifestyle, not the other way around.
The AVATTO WT81 WiFi Smart Thermostat gives you all of that. Remote control via the Tuya or Smart Life app. Voice control through Alexa, Google Home, or Yandex Alice. Weekly programming to match your schedule. And precise temperature control with ±1°C accuracy .
Why This Thermostat Makes Sense
| Feature | How It Helps You |
|---|---|
| Works with Tuya & Smart Life App | Control your heating from anywhere – work, vacation, or bed . |
| Voice Control via Alexa & Google | “Alexa, set the temperature to 22 degrees.” Hands-free adjustment . |
| Weekly Programmable Scheduling | Up to 6 time periods per day. Different settings for weekdays and weekends. Heating only runs when you need it . |
| Precise Temperature Control | ±1°C accuracy. Set temperature from 5–95°C . |
| Multiple Heating System Compatibility | Works with electric floor heating (16A) and water/gas boiler systems (3A) . |
| Child Lock Function | Prevents accidental adjustments by children . |
| Family Sharing | Share control with household members while maintaining admin rights . |
| Group Control | Manage multiple thermostats together for different rooms . |
What It Can Do
| Task | How It Works |
|---|---|
| Manual Control | Touch the LCD screen to adjust temperature instantly. |
| App Control | Change settings, set schedules, and monitor heating from anywhere. |
| Voice Control | Use Alexa, Google Home, or Yandex Alice to adjust temperature hands-free . |
| Weekly Scheduling | Set up to 6 time slots per day with separate weekday/weekend programs . |
| Temporary Override | Manual adjustments automatically revert to the scheduled program at the next time period . |
| Smart Home Integration | Create custom scenarios linked with other smart devices (leave home, return home, dinner, sleep modes) . |
Where to Use It
| Heating System | Compatibility |
|---|---|
| Electric Floor Heating | Yes – 16A version with external floor sensor included . |
| Water/Gas Boiler Systems | Yes – 3A version . |
| Electric Radiators | Yes – with compatible wiring. |
| Underfloor Heating | Yes – built-in room sensor and external floor sensor support . |
What’s Included
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1 x AVATTO WT81 WiFi Smart Thermostat
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1 x Mounting Screws
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1 x External Floor Sensor (included with 16A model for electric floor heating)
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1 x User Manual
Installation Overview
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Turn off power at the circuit breaker.
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Remove the front panel to access wiring terminals.
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Connect wires according to the diagram for your heating system type.
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Mount the thermostat to the wall using the included screws.
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Restore power and pair via the Tuya/Smart Life app over a 2.4GHz WiFi network.
Quick Specs
| Specification | Detail |
|---|---|
| Model | WT81 |
| Temperature Setting Range | 5 – 95°C |
| Temperature Accuracy | ±1°C |
| Max Current Load | 16A (electric heating) / 3A (water/gas boiler) |
| Power Supply | 100-240V AC, 50/60Hz |
| Material | Anti-flammable PC |
| Touch Screen | Yes – LCD display with backlight |
| Dimensions | 86 x 86 x 40mm |
| App | Smart Life / Tuya |
| Voice Control | Alexa, Google Home, Yandex Alice |
| Certification | CE |
| Weight | 12 kg |
|---|---|
| Dimensions | 7 cm |
| Brand Name | AVATTO |
| Wattage | 2W |
| Certification | CE |
| Origin | Mainland China |
| High-concerned chemical | None |
| Model Number | WT81 |
| Voice Control | Yandex Alice,Alexa,Google home |
| Choice | yes |
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