Introduction
Thank you for choosing the BroadLink BLE GU10 Smart RGB Light Bulb. This manual provides essential information for setting up, operating, and maintaining your smart bulbs. These bulbs offer customizable lighting with brightness, color temperature, and RGB color options, along with music sync capabilities. They are designed for fast and reliable performance through local Bluetooth triggering.
Note: Remote control, voice control, and timer functions require a BroadLink Mini Hub GW4C (sold separately).
Main Features
- BroadLink BLE App quick and batch Setup & Control
- Multicolor & Dimmable lighting options
- Music Sync for dynamic lighting effects
- One-tap Scene Change for instant ambiance
- Group Control for managing multiple bulbs simultaneously
- Mesh Network Coverage, supporting up to 250 devices
- Voice Control (requires GW4C Mini Hub)
- Remote Control (requires GW4C Mini Hub)
- Timer Function (requires GW4C Mini Hub)
- Works with Amazon Alexa and Google Home (requires GW4C Mini Hub)

Figure 1: Main Features Overview
Package Contents
The standard package includes:
- 4 x BroadLink BLE GU10 Smart RGB Light Bulbs
- 1 x User Manual

Figure 2: Package Contents
Specifications
| Attribute | Value |
|---|---|
| Model Number | LB4GU10 |
| Brand Name | BroadLink |
| Lamp Base | GU10 |
| Rated Power | 4.5W |
| Luminous Flux | 350lm |
| Power Source | AC |
| Communication Method | Bluetooth-Compatible |
| Wireless Communication Included | Yes |
| Control Channels | 2 CHANNELS |
| State of Assembly | Ready-to-Go |
| Working Temperature | -10-40℃ |
| Certification | CE, FCC, RoHS |
| Package Length | 20 cm |
| Package Width | 20 cm |
| Package Height | 10 cm |
| Package Weight | 1.0 kg |
Setup Instructions
- Install the Bulb: Carefully screw the BroadLink BLE GU10 Smart RGB Light Bulb into a compatible GU10 light fixture. Ensure the power is off before installation.
- Download the App: Search for and download the "BroadLink BLE" app from your smartphone's app store (available for iOS and Android).
- Initiate Pairing:
- Open the BroadLink BLE app.
- Tap the "+" icon (usually in the top right corner) to add a new device.
- Select "Lights" from the device categories.
- The app will display instructions for entering pairing mode. To do this, power up the light by switching it OFF and then ON once. The bulb should start blinking or show a specific light pattern indicating pairing mode.
- The app will automatically search for nearby Bluetooth devices.
- Once your bulb (e.g., "RGB Bulb bbe7") appears in the list, select it to complete the pairing process.
- Verify Connection: After successful pairing, the bulb will appear in your device list in the app. You can now control it directly via Bluetooth.
Video 1: BroadLink BLE GU10 Bulb Pairing and Basic App Control

Figure 3: Zero Configuration & Batch Pairing
Operating Instructions
App Control
Once paired, use the BroadLink BLE app to control your smart bulb:
- On/Off: Tap the power icon to turn the bulb on or off.
- Dimming: Use the brightness slider to adjust the light intensity from 1% to 100%.
- Color Temperature: Adjust the color temperature from warm white (e.g., 2700K) to cool white (e.g., 5700K) using the dedicated slider.
- RGB Color: Select any color from the color wheel or choose from predefined fixed colors.

Figure 4: App Control Interface
Advanced Features (with BroadLink Mini Hub GW4C)
To unlock the full potential of your smart bulbs, including remote access and voice control, integrate them with a BroadLink Mini Hub GW4C.
- Preset Scenes: Create and save custom lighting scenes for different moods or activities. Activate them with a single tap in the app.

Figure 5: Preset Scenes
- Music Sync: Enable the music sync feature in the app to make your lights dynamically change color and brightness in rhythm with your music.

Figure 6: Music Sync Feature
- Timer Function: Set schedules to automatically turn your lights on or off at specified times, enhancing convenience and energy efficiency.

Figure 7: Timer Function
- Voice Control: Link your BroadLink account with Amazon Alexa or Google Assistant to control your lights using simple voice commands.

Figure 8: Voice Control with Alexa and Google Home
Super Mesh Networking
The BroadLink BLE GU10 bulbs support Super Mesh Networking, allowing them to cover your entire home without blind spots and manage up to 250 devices at once, creating a robust and reliable smart lighting system.

Figure 9: Super Mesh Networking
Maintenance
- Cleaning: Ensure the bulb is powered off and cool before cleaning. Wipe the bulb with a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as they may damage the bulb's surface or internal components.
- Storage: If storing the bulb for an extended period, keep it in a cool, dry place away from direct sunlight and extreme temperatures.
- Safety: Always turn off the power to the light fixture before installing, removing, or cleaning the bulb to prevent electric shock.
Troubleshooting
- Bulb not pairing:
- Ensure Bluetooth is enabled on your smartphone.
- Make sure the bulb is powered on and in pairing mode (OFF then ON once).
- Bring your smartphone closer to the bulb during the pairing process.
- Check if the bulb is already paired to another device. If so, unpair it first.
- Restart the BroadLink BLE app.
- Remote/Voice Control not working:
- Verify that the BroadLink Mini Hub GW4C is properly set up, powered on, and connected to your home Wi-Fi network.
- Ensure the hub is within effective range of the bulbs.
- Check your internet connection.
- Confirm that your BroadLink account is correctly linked with Amazon Alexa or Google Assistant.
- Lights flickering or unresponsive:
- Check the power supply to the light fixture.
- Restart the bulb by turning it off and on at the wall switch.
- If using a dimmer switch, ensure it is compatible with smart bulbs or remove it, as smart bulbs are generally not designed for external dimmers.
- App connectivity issues:
- Ensure your smartphone's Bluetooth is active.
- Update the BroadLink BLE app to the latest version.
- Restart your smartphone.
User Tips
- For optimal performance and access to the latest features, always keep your BroadLink BLE App updated.
- Utilize the batch pairing feature for quick and efficient setup when installing multiple bulbs.
- If you encounter any persistent connectivity problems, a simple restart of your phone's Bluetooth or the bulbs themselves can often resolve the issue.
Warranty and Support
For detailed warranty information, technical support, or service inquiries, please visit the official BroadLink website or contact their customer service department. Please retain your purchase receipt as proof of purchase for any warranty claims.





