Product Brief Introduction (approx. 500 characters)

【WIFISMART KNOB THERMOSTAT】
This WiFi Smart Knob Thermostat combines a classic rotary knob with modern IoT intelligence. It controls water heating, gas boilers, and electric floor heating (supports up to 16A for electric systems). 【 Texture twist adjustment】Use it at home, office, or commercial spaces – set schedules manually or automatically, enjoy constant temperature energy‑saving mode, and monitor weather & humidity. 【 Voice control】Works with Alexa, Google Assistant, Xiaodu, Tmall Genie, SmartThings, and Yandex Alice. 【 Three heating types】Compatible with water heating floor systems, electric underfloor heating, and water/gas boilers. Flame‑retardant shell, available in black & white.

Detailed Description with Image Labeling

【WIFISMART KNOB THERMOSTAT main features】
Knob control, multi-scene display – turn and press to adjust temperature. Features: Intelligent programming, Manual/Automatic/Constant temperature energy-saving mode, Smart child lock, Timer switch, Weather & humidity display.

【Texture twist adjustment parameters】
Press the twist switch – European voltage 90‑240V. Shows: Wi‑Fi icon, Lock icon, Weather, Room temperature, Room clock, Automatic mode, Time slot (ZHOU WED), Power/switch. Display reads 23.5°C and 08:15. Flame‑retardant shell, adjustable brightness, timed on/off. Available in black and white.

【Voice control】
Support for Amazon Alexa, Google Assistant, Xiaodu, Tmall Genie, SmartThings, YANDEX Alice. Example command: “ALEXA SET THE TEMPERATURE TO 23.5°C” – panel replies “OK”.

【Three different types of heating equipment】
Works with Water heating floor system, Electric underfloor heating system, and Heating by water/gas boiler. One device fits all.

【Manual mode and programming mode】
Easily set weekly plans on the mobile app. Schedule can be set for weekdays (Mon‑Fri) and weekends (Sat/Sun). App interface shows Clock 23°, Smartphone 35.0°C, Current temperature 20.0°C, and modes: Mode, Setting, Program.

【Weekly programming mode】
Hot/cold mode schedule options: 5+2 days, 6+1 days, or 7 days a week. Example weekday schedule:
06:35 → 18.0°C | 07:50 → 20.0°C | 11:05 → 12.0°C | 12:35 → 15.0°C | 17:00 → 22.0°C | 22:50 → 15.0°C
Saves energy and money.

【Temperature calibration】
Adjust temperature calibration from -9°C to +9°C to match your room sensor.

【Brightness adjustable】
Advanced options or app can adjust screen brightness to suit day/night.

【Accurate temperature control】

• ±1°C temperature error

• 5‑90°C upper/lower limits (configurable)

• 0.5‑5°C temperature difference startup (hysteresis)
  Ensures comfortable, stable room temperature.

【High temperature protection】
Prevents excessive temperature and fire hazards – automatic safety cutoff.

【Smart child lock】
Prevents children from accidentally touching or changing settings.

【Available in black and white】
Adapts to a variety of modern home decoration styles.

【Product parameters & use】
See technical specs table below. 16A version suitable for electric heating film, heating floor, heating cable, electric radiator. 3A version suitable for water heating, gas boiler, wall‑mounted boiler, water radiator, air energy. Perfect for homes, offices, malls, restaurants, nursing homes.

【Wiring method (schematic)
Shows terminal connections for L/N/L1/N1 etc. (detailed wiring diagram).

【Actual of wiring diagram】
Two versions: 16A electric heating (terminals: L N N1 L1) and 3A water heater/boiler (terminals: N N N C). “One product can be connected to an actuator, a gas wall‑mounted boiler, or both – no need to stock multiple models.”

【 HD display examples】
Various screen layouts showing temperature, time, and mode icons – clear and easy to read.

Key Advantages

• All‑in‑one compatibility – Works with water, electric, or gas heating systems – no need to stock multiple models.

• Voice control – Supports 6 major platforms: Alexa, Google, Xiaodu, Tmall, SmartThings, Yandex.

• Weekly programming – Flexible 5+2, 6+1, or 7‑day schedules – save energy by lowering temps when away.

• Accurate & safe – ±1°C precision, high‑temp protection, child lock, flame‑retardant shell.

• Knob + App + Voice – Classic tactile knob for quick adjustment, plus full remote control.

• Weather & humidity display – Shows local conditions on screen.

• Easy wiring – One product connects to actuator, boiler, or both – simplified inventory.

Application Areas

• Residential homes – Living rooms, bedrooms, nurseries – precise temperature and child lock.

• Offices & commercial spaces – Weekly schedule matches working hours, saves energy on weekends.

• Hotels & nursing homes – Simple knob control for elderly, child lock for safety.

• Restaurants & malls – High‑amp 16A version handles electric floor heating in large areas.

• Smart home integration – Voice control and app remote access.

FAQ (5 questions)

1. What heating systems is this thermostat compatible with?
It works with water floor heating, electric underfloor heating, and gas/water boilers. Choose the 16A version for electric heating or 3A version for boilers.

2. Does it support voice control without a hub?
Yes. It connects directly to your 2.4GHz WiFi and works with Alexa, Google Assistant, Xiaodu, Tmall Genie, SmartThings, and Yandex Alice – no extra hub needed.

3. Can I set different temperatures for different times of day?
Absolutely. Use the weekly programming mode: up to 6 time slots per day, with separate schedules for weekdays and weekends.

4. How accurate is the temperature control?
Accuracy is ±1°C. You can also calibrate the displayed temperature from -9°C to +9°C to match your room sensor.

5. Is the thermostat safe for homes with children?
Yes. It has a smart child lock to prevent accidental touches. The shell is made of flame‑retardant PC+ABS, and high‑temperature protection cuts off power if overheating.