1. Introduction
The Beok BOT-R9V is a battery-powered smart thermostat designed for gas boilers. It features a one-piece panel with touch keys and a flat back for easy surface mounting, eliminating the need for wall embedding. This thermostat offers smart control via the Tuya App (Smart Life or Tuya Smart), weekly programming with multiple cycle modes (5+2, 6+1, 7 days), and voice control compatibility with Amazon Alexa, Google Home, and Yandex Alice. It also provides statistical data on heating usage and includes frost protection and a child lock function.

2. Safety Information
- Always disconnect power before installing or servicing the thermostat.
- Installation should be performed by a qualified electrician or trained service personnel.
- Ensure all wiring complies with local electrical codes and regulations.
- Do not expose the thermostat to water or excessive humidity.
- Use only the specified battery type (3 x 1.5V alkaline AA batteries).
- Keep batteries out of reach of children.
3. Package Contents
- 1 x RF Thermostat
- 1 x Manual
- 1 x Screw pack
4. Specifications
| Feature | Specification |
|---|---|
| Power Supply | 3 x 1.5 V alkaline AA batteries |
| Temperature Setting Range | 5~95°C |
| Switch Deviation (Hysteresis) | 0.5~10°C (Factory setting 0.5°C) |
| Ambient Temperature | -5~50°C |
| Setpoint Temperature Accuracy | 0.5°C |
| Protection Level | IP20 |
| Housing Material | Anti-Flammable PC |
| Dimensions (L x W x H) | 86mm x 86mm x 25mm |

5. Installation
5.1. Battery Installation
- Gently pry open the back cover of the thermostat using a flat-blade screwdriver in one of the four openings on the edge.
- Insert 3 x 1.5V alkaline AA batteries, ensuring correct polarity. It is recommended to use new LR6 AA batteries.
- Reattach the front cover and latch it into place.
5.2. Mounting to Wall
- Fix the thermostat base to the wall using screws.
- After attaching, ensure there is no deformation on the thermostat. Suggested torque is 0.2-0.4N.m (2.0-4.1kgf.cm).
5.3. Wiring Diagram
The thermostat uses a dry contact for boiler control. Connect the boiler to the thermostat using a jumper wire to the COM and NO terminals.

Note: The thermostat operates at full capacity in areas with an altitude of less than 2500m above sea level. For altitudes between 2500m and 4200m, the power rating of the external load should be less than or equal to 80% of the thermostat's rated power.
6. Setup
6.1. App Installation and Registration
- Download the Smart Life or Tuya Smart app from the App Store (iOS) or Google Play (Android).
- Open the app and register for an account using your phone number or email. Log in if you already have an account.
6.2. Device Pairing (Wi-Fi Version)
- Ensure your smartphone's Bluetooth and Wi-Fi are enabled.
- On the thermostat, while it is powered off, press and hold the Power button for 3 seconds until the Wi-Fi icon on the display starts blinking.
- In the Smart Life/Tuya Smart app, navigate to the "Home" interface and tap the "+" icon in the upper right corner.
- The system will automatically search for nearby devices. Select your thermostat from the list and tap "Add".
- Select your 2.4GHz Wi-Fi network and enter the password.
- Wait for the device to be added successfully, then tap "Done" to complete the installation.

7. Operating Instructions
7.1. Basic Operations
- Power On/Off: Short press the Power button to turn the thermostat on or off.
- Temperature Setting: Press the Up or Down button to increase or decrease the setpoint temperature by 0.5°C.
- Control Mode: Short press the M button to switch between Manual mode and Auto mode.
- Manual Mode: The temperature is controlled according to the currently set temperature. It remains active until manually changed again.
- Auto Mode: The temperature is controlled according to the predefined heating profile. Manual changes in this mode are temporary and will revert to the profile at the next scheduled event.
- Child Lock: Press and hold the M and Up buttons simultaneously for 3 seconds to activate or deactivate the child lock.
7.2. Time Setting
Press and hold the Time button for 3 seconds to enter time setting. Use the M button to select the item to modify (week day, hour, minute) and the Up or Down buttons to adjust the values. Confirm by pressing the Time button again.
7.3. Weekly Programming
The thermostat supports weekly programming with up to 6 heating events per day for weekdays and weekends. To set up a schedule:
- Press and hold the M button for 3 seconds to enter weekly programming settings.
- Use the M button to select the item to modify (event time, temperature).
- Use the Up or Down buttons to adjust the values.
- Confirm by pressing the M button again to save and exit.
Three cycle modes are available: 5+2 (weekdays + weekend), 6+1 (6 days + 1 day), and 7 (7 individual days).

7.4. Statistical Data
The app provides statistical data on your heating usage, allowing you to track current and set temperatures over time.

7.5. Voice Control (Wi-Fi Version Only)
The thermostat is compatible with Amazon Alexa, Google Home, and Yandex Alice. After waking up your smart speaker, you can use commands such as:
- Amazon Alexa:
- "Alexa, Open the HEATER."
- "Alexa, Close the HEATER."
- "Alexa, Make the HEATER warmer/colder."
- "Alexa, What temperature is the HEATER set to?"
- "Alexa, Set the HEATER to auto/eco."
- Google Assistant:
- "OK Google, Open the HEATER."
- "OK Google, Close the HEATER."
- "OK Google, Set the HEATER to 26 degrees."
- "OK Google, Drop/Raise the HEATER by 1 degree."
- "OK Google, Set the HEATER to auto/eco."
Note: "HEATER" is the default device name; you can customize it in the app. Ensure the temperature unit of the thermostat and smart speaker are identical.
8. Maintenance
8.1. Battery Replacement
When the battery power is less than 20%, the battery power icon on the display will flicker. It is recommended to replace the 3 x AA batteries as soon as possible to ensure continuous operation.
8.2. Cleaning
Wipe the thermostat with a soft, dry cloth. Do not use abrasive cleaners or solvents.
9. Troubleshooting
- Thermostat not responding: If the device does not respond to commands, it may be updating from the app. Please wait patiently until the update completes.
- Wi-Fi connection issues: Ensure your Wi-Fi network is 2.4GHz. Check that the Wi-Fi password entered during pairing is correct. Restart your router and try pairing again.
- Inaccurate temperature readings: You can calibrate the temperature in the advanced settings.
10. User Tips
- Many users find this thermostat easy to install and use, making it a convenient upgrade for your heating system.
- For optimal performance and battery life, use high-quality alkaline AA batteries and replace them promptly when the low power indicator appears.
11. Frequently Asked Questions (FAQ)
- Q: How do I set up the daily program?
A: Refer to the "Weekly Programming" section (7.3) for detailed instructions on setting up your heating schedule via the thermostat or the app. - Q: Does it connect automatically to the router or need other equipment?
A: The thermostat connects directly to your 2.4GHz Wi-Fi router via the Tuya/Smart Life app. No additional gateway or equipment is needed. - Q: Does it have a USB connection for power?
A: No, the Beok BOT-R9V thermostat is designed to be battery-powered, using 3 x AA alkaline batteries. It does not have a USB power input. - Q: Is it suitable for water underfloor heating?
A: This product is primarily designed for gas boilers. While the display includes a "Floor Sensor" icon, specific compatibility with water underfloor heating systems should be verified with the manufacturer if your heating system is not a gas boiler.
12. Warranty and Support
For warranty information and technical support, please refer to the official user manual PDF or contact the manufacturer directly. A PDF version of the user manual is available for download: View User Manual (PDF).