Introduction
Thank you for choosing Nowepai Smart Light Bulbs. These bulbs offer advanced lighting solutions with color-changing capabilities, tunable white light, and smart control options. This manual provides detailed instructions to help you set up, operate, and maintain your smart light bulbs for an enhanced lighting experience.

Image: Nowepai Smart Light Bulbs (2-pack) shown with their packaging and a smartphone displaying the Surplife app interface for color selection.
Safety Information
Please read and follow these safety instructions carefully before installation and use:
- Ensure power is turned off at the switch before installing or removing the bulb.
- Do not use with dimmers other than those controlled by the Surplife App or compatible smart home systems.
- Suitable for indoor use only.
- Avoid exposing the bulb to water or moisture.
- Do not disassemble or modify the bulb.
- Keep out of reach of children.
What's in the Box
- 2 x Nowepai Smart Light Bulbs
Specifications

Image: A diagram illustrating the dimensions (6cm width, 10cm height) and key features of the smart bulb, including voice control, Wi-Fi+Bluetooth, remote control, group control, smart scene, smart schedule, color temp (1800K-6500K), lifespan (25000h+), 16 million colors, and 110V voltage.
| Feature | Description |
|---|---|
| Brand | Nowepai |
| Model Number | ZJ-WFBK-RGBWW |
| Light Type | LED |
| Special Features | 2700~6500K, Color Changing, Dimmable by App, Tunable White, Voice Control, Works w/Alexa Google Assistant |
| Wattage | 9 watts (80W Incandescent Equivalent) |
| Bulb Shape Size | A19 |
| Bulb Base | E26 |
| Brightness | 800 Lumens |
| Light Color | RGBTW (Red, Green, Blue, Tunable White) |
| Voltage | 110 Volts (AC) |
| Average Life | 20000 Hours |
| Control Method | App |
| Material | Aluminum |
Setup
1. Physical Installation
- Ensure the power to the light fixture is turned off at the switch.
- Carefully screw the Nowepai Smart Light Bulb into a standard E26 socket.
- Turn on the power to the light fixture. The bulb should flash, indicating it's in pairing mode.
2. App Download and Device Connection
To control your smart light bulbs, download the Surplife App from your mobile phone's app store.
Video: Instructions on how to connect the smart light bulbs to your Wi-Fi network using the Surplife App. This involves opening the app, enabling Wi-Fi and Bluetooth on your phone, searching for devices, and selecting your Wi-Fi network.
3. Resetting the Device
If you need to reset your smart light bulb, follow these steps:
Video: A visual guide demonstrating the process of resetting the smart light bulb. This typically involves a specific on/off sequence to put the bulb into pairing mode.
Operating Instructions
1. Smart App Control (Surplife App)
The Surplife App allows comprehensive control over your smart light bulbs:
- Color Changing & Tunable White: Choose from 16 million colors and adjust white light from 2700K (warm) to 6500K (cool).
- Dimming: Adjust brightness levels as needed.
- Preset Scenes: Utilize over 50 DIY scenes for various moods and activities (e.g., Night, Work, Party, Relax).
- Music Sync: Synchronize your lights with music for dynamic effects.
- Group Control: Control multiple bulbs simultaneously or individually.

Image: A living room scene demonstrating app-controlled lighting for a relaxing atmosphere, highlighting features like timer, music mode, color temperature adjustment, and color ambiance with millions of colors and tunable white options.

Image: A collage of four images showing different lighting scenarios (rest, chat, work, party) to illustrate the smart bulb's versatility for various scenes and moods.
Video: A preview of the color-changing effects and various lighting modes available with the Nowepai Smart Light Bulbs, demonstrating dynamic lighting for different environments.
2. Voice Control (Alexa, Google Home, Siri)
Control your smart bulbs hands-free using voice commands with compatible smart assistants.

Image: A family in a living room demonstrating hands-free voice control with smart assistants like Alexa and Google Assistant, highlighting compatibility with Siri as well.
Video: A step-by-step guide on how to connect the smart light bulbs to Amazon Alexa for voice control, including logging into your Amazon account via the Surplife App.
Video: Instructions on how to set up Siri Shortcuts for controlling your smart light bulbs. This involves creating custom scenes in the Surplife App and assigning simple voice commands via Siri Shortcuts.
3. Smart Schedules & Automations
Automate your lighting to fit your daily routine.
- Go to Sleep: Gradually dim lights as you prepare for sleep.
- Wake Up with Light: Slowly brighten lights in the morning for a gentle wake-up.
- Sunrise/Sunset: Automatically adjust lights based on local sunrise and sunset times.
- Coming Home/Leaving Home: Set lights to turn on when you arrive or off when you leave.

Image: A visual representation of smart schedules in the app, showing a bedtime routine (lights off at 10:00 PM) and a wake-up routine (lights on at 7:00 AM), with corresponding images of a child reading and sleeping.
Video: A tutorial on how to set up "Go to sleep" and "Wake up with light" automations within the Surplife App, including selecting devices and setting dimming durations.
Video: Instructions for creating Sunrise and Sunset automations in the Surplife App, allowing lights to gradually brighten or dim according to local times.
Video: A guide on how to set up a device schedule within the Surplife App, allowing you to program specific times for lights to turn on/off or change effects.
4. Group Control
Manage multiple smart bulbs efficiently by grouping them together.

Image: The Surplife app interface demonstrating group control, allowing users to manage multiple lights across different rooms and apply various preset scenes like 'Party Atmosphere' or 'Blue Sky'.
Maintenance
- To clean the bulb, ensure power is off and wipe with a soft, dry cloth.
- Do not use liquid or abrasive cleaners.
- Store in a cool, dry place when not in use for extended periods.
Troubleshooting
1. Device Not Connecting to Wi-Fi
- Ensure your Wi-Fi network is 2.4GHz. These bulbs do not support 5GHz networks.
- Make sure your mobile phone's Wi-Fi and Bluetooth are enabled during the pairing process.
- Keep your phone close to the bulb and router during setup.
- Try resetting the bulb (refer to the "Resetting the Device" section).
2. Voice Control Not Working
- Verify that the device is online in the Surplife App. Access device information to check its cloud status.
- Ensure the device name you are using in your voice command matches the name in the Alexa/Google Home App.
- Confirm that your Amazon or Google account is correctly linked to the Surplife App.
Video: This video, also used in the voice control section, can be referenced here to ensure correct Alexa connection and device naming for troubleshooting voice control issues.
3. Timing Function Disabled (Bluetooth Mode)
- If the device is in Bluetooth mode and powered on again, the timing function may be disabled.
- Restart the Surplife App for time synchronization to re-enable the timing function.
Warranty and Support
For warranty information and customer support, please refer to the contact details provided with your product packaging or visit the official Nowepai website. Ensure you have your purchase receipt and product model number (ZJ-WFBK-RGBWW) ready when contacting support.

