1. Introduction
The AVATTO Tuya WiFi Garage Door Opener Module (Model GDS16) transforms your traditional garage door into a smart, app-controlled, and voice-activated system. This module allows you to remotely open, close, and monitor your garage door from anywhere using the Smart Life or Tuya Smart app. It integrates seamlessly with popular voice assistants like Amazon Alexa, Google Home, and Yandex Alice, providing convenient hands-free control. Enjoy features such as timer schedules, history records, and family sharing for enhanced home automation.

2. Safety Information
Please read and understand these safety warnings before installation and use:
- Installation must be carried out by a qualified electrician in accordance with local regulations.
- Keep the device out of reach of children.
- Keep the device away from water, damp, or hot environments.
- Install the device away from strong signal sources such as microwave ovens that may cause signal interruption, leading to abnormal operation of the device.
- Obstruction by concrete walls or metallic materials may reduce the effective operation range of the device and should be avoided.
- Do NOT attempt to disassemble, repair, or modify the device.
3. Package Contents
The package includes the following items:
- AVATTO Wi-Fi Garage Door Module
- Garage Door Sensor (500cm / 196.85in cable)
- Signal Cable
- AC Power Cable (45cm / 17.72in)
- Mounting Screws and Wall Anchors
- Mounting Bracket
- Zip Ties
- Instruction Manual (this document)

4. Specifications
| Feature | Specification |
|---|---|
| Product Type | WIFI Garage Door Module |
| Model Number | GDS16 |
| Input Voltage | AC100-240V 50/60Hz |
| Operation Frequency | 2.412GHz-2.484GHz |
| Operation Temperature | -10℃ to +40℃ |
| Wireless Protocol | WIFI IEEE 802.11b/g/n |
| Operation Range | <100m (unobstructed) |
| Dimensions (WxDxH) | 39 x 39 x 19.4 mm |
| IP Rating | IP20 |
| Certification | CE, ROHS |
| Encoding Method | Fixed code |
| APP Compatibility | Tuya Smart, Smart Life |
| Voice Control | Amazon Alexa, Google Home, Yandex Alice |
| Door Sensor | Included |

5. Installation
Follow these steps carefully to install your Wi-Fi Garage Door Module:
5.1 Pre-installation
- Turn off the power supply to your garage door opener before carrying out any electrical installation work.
5.2 Wiring Instructions
Connect the wires according to the diagram below. The module connects to your garage door opener's power head and the wall button's signal input, as well as the included door sensor.

5.3 Post-installation
- After wiring, turn on the power supply.
- Proceed to the setup instructions to configure the module with the app.
Note:
- When configuring, keep your smartphone close to the switch module.
- Ensure you have a minimum of 50% Wi-Fi signal strength for successful pairing.

6. Setup
To set up your AVATTO Wi-Fi Garage Door Module, follow these steps:
6.1 Download the App
- Scan the QR code provided in the manual or on the product packaging.
- Alternatively, search for "AVATTO", "Smart Life", or "Tuya Smart" in the Apple App Store (for iOS) or Google Play Store (for Android) and download the app.
6.2 Register and Log In
- Open the downloaded app.
- Log in if you have an existing account, or register a new account using your mobile number or email address.
- Enter the verification code sent to your mobile or email.
- Set your login password.
- Click "Create Family" to proceed into the app interface.
6.3 Pairing the Module
- After the wiring is complete and power is on, press the reset key on the module for approximately 10 seconds.
- The indicator light inside the module will begin flashing quickly, indicating it's in pairing mode.
- In the app, ensure Bluetooth is enabled on your phone.
- Click the "+" icon to add a new device. The app should automatically discover the module.
- Follow the on-screen instructions in the app to complete the pairing process.
- The connection process may take 10-120 seconds depending on your network conditions.
7. Operating Instructions
7.1 App Remote Control
Once paired, you can control your garage door from anywhere using the Smart Life or Tuya Smart app on your phone or tablet. The app provides real-time status of your garage door (open/closed).

7.2 Voice Control
The module is compatible with Amazon Alexa, Google Home, and Yandex Alice. Link your Smart Life/Tuya Smart account to your preferred voice assistant app. You can then use simple voice commands to control your garage door, for example: "Alexa, turn off the garage door."

7.3 Timer Schedule
Create personalized schedules within the app to automatically open or close your garage door at specific times. This feature allows you to automate your daily routine, such as opening the door in the morning and closing it at night.

7.4 History Records
The Smart Life app keeps a detailed history of all garage door open and close events. You can check these records anytime to monitor activity.

7.5 Family Share Function
Share control of your garage door module with family members through the app. You can grant limited rights to ensure everyone in your household can conveniently access and control the garage door.

8. Manual Override
The switch module terminal reserves access for a manual override function, allowing end-users to switch the garage door on/off directly.
- The manual switch connected to S1/S2 can be used for permanent on/off function.
Notes:
- Both adjustments made via the app and the manual switch can overwrite each other. The last adjustment made will remain in memory.
- The app control is synchronized with the manual switch, reflecting its current state.
9. Troubleshooting (FAQ)
- Q1: What should I do if I can't configure the switch module?
- a. Please check whether the device is powered on.
- b. Make sure your mobile device and the dimmer module are on the same 2.4 GHz Wi-Fi network.
- c. Verify that you have a stable internet connection.
- d. Make sure the password entered in the app is correct.
- e. Make sure the wiring is correct as per the diagram.
- Q2: What device can be connected to this Wi-Fi switch module?
- Only the garage door opener works with this module.
- Q3: What happens if the Wi-Fi goes off?
- You can still control the light connected to the switch module with your traditional wall switch. Once Wi-Fi is active again, the device connected to the module will automatically reconnect to your Wi-Fi network.
- Q4: What should I do if I change the Wi-Fi network or change the password?
- You will need to re-connect your Wi-Fi dimmer module to the new Wi-Fi network accordingly, as per the App User Manual's instructions for adding a new device.
- Q5: How do I reset the device?
- Press the reset key for about 10 seconds until the indicator light flashes.
10. User Tips
- Compatibility with Garage Door Openers: The module functions as a smart dry contact switch. It should be compatible with most garage door openers that accept a dry contact input for open/close commands. If you have a specific model like a Hörmann Promatic 4, check its manual for compatibility with dry contact switches.
- Contact Closure Duration: The manual does not specify if the duration of the contact closure (S1 to S2) can be adjusted. If you require a closure time below 1 second, check the advanced settings within the Smart Life/Tuya Smart app after pairing, or consult the official PDF manual for more detailed configuration options.
- No Wall Button Required: The device connects directly to your garage door opener's control circuit. It can function perfectly even if your opener typically uses RF control, as it provides a direct electrical signal, effectively replacing or supplementing a traditional wall button.
- Wi-Fi Frequency: This module operates on the 2.4GHz Wi-Fi band (IEEE 802.11b/g/n). It is not compatible with 5GHz Wi-Fi networks. Ensure your router is configured to broadcast a 2.4GHz signal for successful connection.
- iOS Compatibility: Yes, the Smart Life and Tuya Smart apps are fully compatible with Apple mobile phones and can be downloaded from the App Store.
11. Warranty and Support
11.1 Product Warranty
This AVATTO product comes with a 1-year warranty from the date of purchase, covering manufacturing defects. Please retain your proof of purchase for warranty claims.
11.2 Additional Support
For further assistance, you may refer to the official user manual in PDF format, which can be viewed or downloaded from the following link: View User Manual (PDF)





