1. Introduction
Thank you for choosing the SURFOU Smart WiFi Plug. This device allows you to control your electronic appliances remotely, monitor energy consumption, set schedules, and use voice commands through compatible smart home systems like Amazon Alexa and Google Home. This manual provides detailed instructions for setup, operation, and troubleshooting to ensure optimal use of your smart plug.

Image 1: Overview of SURFOU Smart WiFi Plug features, highlighting consumption monitoring, remote control, timer function, 13A load capacity, 2.4GHz Wi-Fi compatibility, and multi-compatibility.
2. What's in the Box
- SURFOU Smart WiFi Plug x 1
- Instruction Manual x 1
3. Specifications
| Feature | Detail |
|---|---|
| Model Number | BSD48 |
| Amperage | 16 Amperes |
| Electrical Power | 3680 Watts |
| Voltage | 230 Volts |
| Product Dimensions | 5.2 x 5.2 x 8.3 cm |
| Product Weight | 90 g |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Wireless Connectivity | 2.4 GHz WiFi (not compatible with 5 GHz) |
| Compatibility | Amazon Alexa, Google Assistant, SmartThings |
| Certifications | CE, ROHS, TUV |
4. Setup Instructions
Follow these steps to set up your SURFOU Smart WiFi Plug:
- Download the App: Search for and download the Tuya Smart or Smart Life app from your smartphone's app store (available on Android and iOS).
- Register/Log In: Open the app and register for a new account or log in if you already have one.
- Plug In the Device: Insert the SURFOU Smart WiFi Plug into a standard wall outlet. The indicator light on the plug should start blinking rapidly. If it does not, press and hold the power button on the plug for 5-10 seconds until it blinks rapidly.
- Add Device in App:
- Open the Tuya Smart or Smart Life app.
- Tap the "+" icon in the top right corner to add a device.
- Select "Electrical Outlet" or "Smart Plug" from the device list.
- Confirm that the indicator light on the plug is blinking rapidly.
- Enter your 2.4 GHz Wi-Fi network name and password. Note: The smart plug only supports 2.4 GHz Wi-Fi networks.
- The app will begin connecting to the device. Once connected, the indicator light on the plug will stop blinking and remain solid.
- You can rename the device in the app for easier identification (e.g., "Living Room Lamp").

Image 2: Visual guide for connecting the smart plug to the Smart Life application, illustrating the process from opening the app to successful device pairing.
5. Operating Instructions
5.1 Remote Control
Control your connected appliances from anywhere using the Tuya Smart or Smart Life app on your smartphone. Simply open the app, select the smart plug, and tap the power icon to turn it on or off.

Image 3: Demonstrates remote control functionality, showing a user operating the smart plug via their smartphone while away from home.
5.2 Scheduling and Timer Function
Automate your devices by setting schedules and timers. This feature is ideal for turning lights on/off at specific times, or for managing other appliances to save energy.
- In the app, select your smart plug.
- Tap on the "Schedule" or "Timer" option.
- Set desired ON/OFF times, repeat days, and other preferences.

Image 4: A user setting up scenes and schedules for their smart plug, demonstrating automation based on time or environmental factors like sunrise/sunset.
5.3 Voice Control
Integrate your smart plug with Amazon Alexa, Google Assistant, or SmartThings for hands-free control.
- Ensure your smart plug is successfully added to the Tuya Smart or Smart Life app.
- Open your Alexa, Google Home, or SmartThings app.
- Follow the app's instructions to link the Tuya Smart/Smart Life service.
- Once linked, you can use voice commands like: "Alexa, turn on the living room lamp" or "Hey Google, turn off the fan."

Image 5: Illustrates hands-free voice control, with a family interacting with an Alexa device to operate a smart plug connected to a light.
5.4 Energy Monitoring
The smart plug provides real-time energy consumption data, allowing you to track power usage (kWh), voltage, and current. This helps in identifying energy-hungry devices and optimizing usage to save on electricity bills.
- In the app, select your smart plug.
- Look for the "Energy Statistics" or "Consumption Monitor" section.
- View daily, weekly, monthly, or yearly consumption reports.

Image 6: Real-time energy monitoring feature, displaying electricity consumption data on a smartphone, including daily usage and historical trends.
5.5 Absence Mode
Activate the absence mode to simulate your presence at home by randomly turning connected lights or other devices on and off. This feature can deter potential intruders when you are away.
- In the app, navigate to the smart plug settings.
- Find and enable the "Absence Mode" or "Away Mode" option.
- Customize the timeframes and devices for this mode.

Image 7: Illustration of a smart home using scheduled lighting to simulate occupancy, enhancing security.
6. Maintenance
To ensure the longevity and proper functioning of your SURFOU Smart WiFi Plug:
- Keep the device clean by wiping it with a dry, soft cloth. Do not use liquid cleaners or sprays.
- Avoid exposing the plug to extreme temperatures, humidity, or direct sunlight.
- Do not attempt to disassemble or repair the device yourself. This will void the warranty and may cause damage or injury.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device cannot connect to Wi-Fi. | Incorrect Wi-Fi password, 5 GHz Wi-Fi network, weak signal, or plug too far from router. | Ensure correct 2.4 GHz Wi-Fi password. Move plug closer to router. Confirm your router is broadcasting a 2.4 GHz network. Reset the plug and try pairing again. |
| Device is offline in the app. | Wi-Fi disconnected, power outage, or device malfunction. | Check your Wi-Fi connection. Ensure the plug is powered on. Unplug and re-plug the device. If issues persist, re-pair the device. |
| Voice control not working. | Smart home assistant not linked, incorrect device name, or poor internet connection. | Verify that the Tuya Smart/Smart Life service is linked in your Alexa/Google Home app. Use the exact device name. Check your internet connection. |
| Energy monitoring seems inaccurate. | Device not properly calibrated or temporary glitch. | Ensure the device is securely plugged in. Restart the smart plug. If the issue persists, contact customer support. |
8. Safety Information
Please read and follow these safety guidelines:
- Do not exceed the maximum load of 16A / 3680W. Overloading can cause overheating and fire hazards.
- The smart plug is designed for indoor use only. Do not use it in wet or damp environments.
- Keep out of reach of children.
- Ensure the plug is fully inserted into the wall socket.
- Do not use with medical or life-support equipment.
- The device is only compatible with 2.4 GHz Wi-Fi networks.
- This smart plug is not compatible with "Tasmota," "Homekit," or "Matter."

Image 8: Illustrates the reliable safety design of the smart plug, featuring fireproof housing, overload protection, and child safety mechanisms.
9. Warranty and Support
SURFOU products come with a standard manufacturer's warranty. For specific warranty details, please refer to the documentation included with your purchase or contact our customer support.
If you encounter any issues or have questions regarding your SURFOU Smart WiFi Plug, please contact our customer support team through the retailer's platform or via the contact information provided on our official website. Our team is dedicated to providing assistance and resolving any concerns you may have.





