1. Product Overview
The SONOFF BASIC-1GS Gen5 is a Wi-Fi-enabled 10A single-channel smart switch designed to integrate seamlessly into your smart home ecosystem. It offers app remote control, voice control, and scheduling features, allowing you to manage your home appliances efficiently. With support for the Matter protocol, it ensures broad compatibility with platforms like Apple Home, Google Home, Alexa, and Home Assistant.

Key Features:
- Matter Protocol Support for wide compatibility (Apple Home, Google Home, Alexa, Home Assistant, Samsung SmartThings).
- Wi-Fi Connectivity (IEEE 802.11b/g/n 2.4GHz).
- App Remote Control.
- Voice Control (compatible with Alexa, Google Assistant, Siri Shortcuts).
- Timer and Scheduling functions.
- Magic Switch Mode: Keeps the device online for app/voice control even if the physical wall switch is off.
- Durable design with 40,000+ relay lifespan, V0 flame-retardant casing, and 1kV surge protection.
2. Package Contents
Please check the package contents upon receipt to ensure all items are present and undamaged.
- SONOFF BASIC-1GS Gen5 Matter Wi-Fi Smart Switch
- User Manual
- Installation Tool (for cover access)

3. Installation and Setup
3.1 Safety Precautions
- WARNING: Always turn off the main power supply at the circuit breaker before performing any electrical work.
- Installation should be performed by a qualified electrician if you are unsure.
- Ensure the device is installed in a dry, indoor environment.
- Do not exceed the maximum resistive load of 10A.
3.2 Wiring Instructions
The BASIC-1GS Gen5 is designed for easy integration with existing wiring. Follow the diagram below for correct connection.

| Terminal | Description | Wire Type |
|---|---|---|
| N In | Neutral Terminal Input | Neutral Line (N) |
| L In | Live Terminal Input | Live Line (L) (100-240V~) |
| N Out | Neutral Output Terminal (100-240V~) | |
| L Out | Live Output Terminal (100-240V~) |
Note: Wiring is limited to 16AWG to 14AWG SOL/STR copper conductors only. The rear-end light needs to be compatible with mainstream brands of LED, energy-saving lamps, and incandescent lamps ranging from 3W to 100W.
3.3 Accessing the Cover
Use the provided installation tool to easily unlock and access the device cover for wiring.

3.4 Device Onboarding and Pairing
The BASIC-1GS Gen5 supports Matter for easy integration into your smart home system.
- Ensure your Matter hub (e.g., Apple HomePod, Google Nest Hub, Amazon Echo) is set up and online.
- Power on the SONOFF BASIC-1GS Gen5.
- Open your preferred smart home app (e.g., Apple Home, Google Home, Alexa app).
- Follow the app's instructions to add a new accessory. You may be prompted to scan a QR code located on the device or its packaging, or to hold your smartphone near the device for NFC pairing.
- Once detected, follow the on-screen prompts to complete the pairing process.


4. Operation
4.1 Manual Control
The BASIC-1GS Gen5 features an easy-to-press large button for direct manual control. You can also continue to use your existing wall switch to control the connected appliance.

4.2 App Remote Control
Once paired, you can control your connected appliance from anywhere using your smart home app. This includes turning devices on/off, setting schedules, and creating smart scenes.

4.3 Voice Control
The BASIC-1GS Gen5 is compatible with popular voice assistants. Link your device to your Apple Home, Google Home, or Alexa account to control it with voice commands.
- Apple Home (Siri): "Hey Siri, turn on the living room light."
- Google Home: "Hey Google, turn off the fan."
- Amazon Alexa: "Alexa, set the bedroom light to 50%."

4.4 Timer and Scheduling
Automate your daily routines by setting countdowns, schedules, and recurring timers through your smart home app.

4.5 Smart Scenes and Automation
Create custom automation rules to link multiple devices and trigger actions based on various conditions (e.g., motion detection, temperature changes, time of day).

5. Maintenance
5.1 Cleaning
To clean the device, gently wipe the exterior with a soft, dry cloth. Do not use liquid cleaners or solvents, as they may damage the device or pose an electrical hazard.
5.2 Firmware Updates
Periodically check your smart home app for available firmware updates. Keeping your device's firmware up-to-date ensures optimal performance, security, and access to new features.
6. Troubleshooting
- Device not responding:
- Check if the device has power.
- Verify your Wi-Fi network is active and the device is within range.
- Ensure your Matter hub is online and functioning correctly.
- Try restarting the device by cycling its power.
- Cannot pair the device:
- Ensure your smartphone and Matter hub are on the same 2.4GHz Wi-Fi network during pairing.
- Reset the device to factory settings (refer to the device's specific reset procedure, usually a long press on the button).
- Ensure your Matter hub is compatible and updated.
- Voice control not working:
- Verify the device is correctly linked to your voice assistant account (Apple Home, Google Home, Alexa).
- Check your internet connection.
- Ensure the device name in your smart home app is recognized by the voice assistant.
7. Specifications

| Attribute | Value |
|---|---|
| Product Name | Basic Gen5 |
| Model Number | BASIC-1GS |
| MCU | BK7238 |
| Rating | 100-240V~ 50/60Hz 10A Max Resistive load |
| Wi-Fi | IEEE 802.11b/g/n 2.4GHz |
| Color | White |
| Applicable Place | Indoor |
| Working Temperature | -10℃-40℃ |
| Working Humidity | 5-95%RH, non-condensing |
| Wiring | T40, copper conductors only, limited to 16AWG to 14AWG SOL/STR |
| Casing Material | PC |
| Net Weight | 44.8g |
| Product Dimension | 80.5x41.5x23.6mm |
| Certification | CE, FCC, RoHS |
8. User Tips
- Manual Control: The device has a physical button for manual control. Additionally, if you connect it to a traditional wall switch, that switch will also retain its functionality, allowing control even without the app.
- Magic Switch Mode: Utilize the Magic Switch Mode to ensure your smart switch remains online and controllable via app or voice, even if the physical wall switch is turned off. This prevents the smart switch from losing power and connectivity.
- Easy Onboarding: For a quick setup, ensure your Matter hub is ready and simply scan the QR code on the device or packaging with your smart home app.
9. Warranty and Support
The SONOFF BASIC-1GS Gen5 Matter Wi-Fi Smart Switch comes with a 2-Year Hassle-Free Warranty, ensuring reliable performance and peace of mind.

For technical support, troubleshooting assistance, or warranty claims, please contact SONOFF customer service through their official website or the contact information provided in your product packaging.





