1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your YEELIGHT Smart LED Bulb. Please read this manual thoroughly before using the product to ensure proper function and safety.
2. Product Overview and Features

Image 1: The YEELIGHT Smart LED Bulb, showing its E27 base and general form factor. This bulb is designed to fit standard E26/E27 sockets.

Image 2: A diagram illustrating the dimensions of the YEELIGHT Smart LED Bulb, with a height of 124 mm and a width of 60 mm.
Key Features:
- Multi-Color RGB: Offers 16 million colors for personalized lighting environments.
- Dimmable: Brightness is adjustable up to 800 lumens.
- Wi-Fi Connectivity: Connects directly to 2.4GHz Wi-Fi networks, eliminating the need for a separate hub.
- Smartphone Control: Manage lighting settings using the Yeelight app on iOS (8.0 or later) and Android (4.4 or later) devices.
- Voice Control: Compatible with Amazon Alexa and Google Assistant for hands-free operation.
- Energy Efficient: Consumes 10W, providing light output equivalent to a 60W incandescent bulb.
- Scheduling: Program custom time schedules and countdowns for automated lighting.
- Group Control: Control multiple smart bulbs simultaneously for synchronized lighting.
3. Specifications
| Specification | Detail |
|---|---|
| Brand | YEELIGHT |
| Model Number | 705242616254 |
| Light Type | LED |
| Wattage | 10 Watts |
| Incandescent Equivalent | 60 Watts |
| Bulb Base | E27 (compatible with E26 sockets) |
| Brightness | 800 Lumens |
| Color Temperature Range | 1700K - 6500K |
| Connectivity | Wi-Fi (2.4GHz) |
| Control Method | App, Voice (Alexa, Google Assistant) |
| Voltage Frequency | 100-240V, 50/60Hz |
| Lifespan | 25,000 hours (approx. 22.8 years at 3 hrs/day) |
| Certifications | FCC, UL, CB, CE |
4. Safety Information
- Ensure power is off before installation or removal of the bulb.
- Do not use this smart bulb with traditional dimmers unless specifically designed for smart lighting systems.
- For indoor use only. Avoid installation in outdoor fixtures or areas exposed to direct moisture.
- Avoid exposure to water or high humidity environments.
- Do not attempt to disassemble or modify the bulb, as this will void the warranty and may pose a safety risk.
5. Setup Guide
5.1 Physical Installation
- Power Off: Before installing, ensure the power switch to the light fixture is in the OFF position.
- Install Bulb: Carefully screw the YEELIGHT Smart LED Bulb into a standard E26 or E27 light socket. Do not overtighten.
- Power On: Turn on the power switch to the light fixture. The bulb should illuminate, indicating it is receiving power.
5.2 App Connection
- Download App: Download the official "Yeelight" app from the Apple App Store (for iOS devices) or Google Play Store (for Android devices).
- Create Account: Open the Yeelight app and follow the prompts to create a new user account or log in if you already have one.
- Add Device: In the app, tap the "+" icon or navigate to the "Add Device" section. Select the Smart LED Bulb from the list of available devices.
- Pairing Mode: The bulb will typically flash or cycle through colors to indicate it is in pairing mode. If it does not, turn the light switch off and on five times consecutively to reset the bulb and enter pairing mode.
- Connect to Wi-Fi: Ensure your smartphone is connected to a 2.4GHz Wi-Fi network. Follow the in-app instructions to connect the bulb to your home Wi-Fi network.
- Complete Setup: Once the bulb is successfully connected, you can name it and assign it to a specific room within the app.

Image 3: A smartphone displaying the Yeelight app, showcasing options for customizing light colors and selecting various scene modes. This image highlights the app's user interface for controlling the smart bulb.
6. Operating Instructions
6.1 Basic Control via Yeelight App
- Turn On/Off: Tap the power icon within the app interface to switch the bulb on or off.
- Adjust Brightness: Use the brightness slider to precisely adjust the light intensity from 1% to 100%.
- Change Color: Navigate to the "Color" tab to select from a spectrum of 16 million colors.
- Adjust Color Temperature: In the "Sun" tab, you can adjust the white light from a warm 1700K to a cool 6500K.
- Scene Modes: Select from various pre-set scenes like "Sunrise," "Sunset," "Movie," or "Party" in the "Recommend" tab to instantly change the ambiance.
- Flow Mode: Utilize the "Flow Mode" feature to automatically cycle through a sequence of colors, creating dynamic lighting effects.
6.2 Voice Control Integration
- Link Accounts: In the Yeelight app, go to the "Integrations" or "Third-Party Services" section to link your Amazon Alexa or Google Assistant account.
- Discover Devices: Once accounts are linked, instruct your voice assistant to "Discover devices" to find your new smart bulb.
- Voice Commands: Use the following types of commands (replace "[Bulb Name]" with the name you assigned in the Yeelight app):
- "Alexa, turn on [Bulb Name]"
- "Hey Google, set [Bulb Name] to blue"
- "Alexa, dim [Bulb Name] to 50%"
- "Hey Google, make [Bulb Name] warmer"
7. Maintenance
- Cleaning: Ensure the bulb is turned off and completely cool before cleaning. Gently wipe the bulb with a soft, dry cloth. Do not use liquid cleaners, abrasive materials, or solvents.
- Firmware Updates: Regularly check the Yeelight app for available firmware updates. Installing updates ensures optimal performance, security, and access to new features.
8. Troubleshooting
8.1 Common Issues and Solutions
| Issue | Solution |
|---|---|
| Bulb not connecting to Wi-Fi |
|
| Voice control not working |
|
| Bulb unresponsive or offline in app |
|
9. Warranty and Support
For detailed warranty information, terms, and conditions, please refer to the official YEELIGHT website or the documentation provided with your purchase. It is recommended to retain your purchase receipt for any warranty claims.
Online Support: Visit www.yeelight.com for frequently asked questions (FAQs), comprehensive troubleshooting guides, and contact information for customer service.





