1. Bidhaa Imeishaview
The BroadLink SC4B4 Wireless Smart Button Scene Switch is designed to enhance your home automation experience. Utilizing FastCon technology, this device offers instant pairing, low power consumption, and a stable, gateway-free self-organizing network. It allows you to activate pre-configured scenes and control compatible smart devices with simple button presses.
Ni nini kwenye Sanduku:
- BroadLink SC4B4 Wireless Smart Button Scene Switch
- Betri 1 x CR2430 (imewekwa tayari au imejumuishwa kando)

Image 1.1: The BroadLink SC4B4 Smart Button Scene Switch shown alongside a smartphone displaying the BroadLink app interface, illustrating the device and its digital control capabilities.
2. Taarifa za Usalama
Please read and understand all safety instructions before using this product. Failure to follow these instructions may result in fire, electric shock, injury, or damage to the product or property.
- Usalama wa Betri: This device uses a CR2430 coin cell battery. Keep batteries out of reach of children. If swallowed, seek immediate medical attention. Dispose of used batteries properly according to local regulations. Do not expose batteries to excessive heat or direct sunlight.
- Mazingira ya Matumizi: Use the device in dry indoor environments only. Avoid exposure to moisture, extreme temperatures, or corrosive substances.
- Kusafisha: Safisha kifaa kwa kitambaa laini na kavu. Usitumie cleaners kioevu au erosoli.
3. Bidhaa za Bidhaa
The BroadLink SC4B4 Scene Switch incorporates several features for convenient smart home control:
- FastCon Technology: Enables instant pairing, low power consumption, and a stable, self-organizing network without requiring a dedicated gateway.
- Out-of-Box Use: Pre-configured for immediate functionality with compatible BroadLink devices.
- Maisha marefu ya Betri: Powered by a replaceable CR2430 battery, offering up to 2 years of operation.
- One-Tap Scene Setting: Easily save and activate custom scenes directly from the switch.
- Auto & One-Step Setup: Simplified pairing process with the BroadLink FastCon app.
- Alexa Routine Triggers: Can be configured to trigger Alexa routines for broader smart home integration.
- Wireless Dimmer: Long press buttons 1/2 to adjust the brightness of compatible lights (e.g., BroadLink LB4E26 Smart Bulb).
- Wireless Color Temperature Control: Long press buttons 3/4 to tune the color temperature of compatible lights from cool to warm (requires FastCon GW4C bulb or similar).
- Fully Wireless Installation: Portable design allows placement anywhere or attachment to surfaces without cables.

Image 3.1: A diagram illustrating the key features of the BroadLink FastCon Scene Switch, including its wireless capabilities and integration options.
4. Mwongozo wa Kuweka
Usakinishaji wa App
- Pakua BroadLink FastCon app from your smartphone's app store (available for Android and iOS).
- Open the app. Account creation is not required for basic functionality.
4.2 Uoanishaji wa Kifaa
Ensure the scene switch is within 5 meters of your smartphone during the pairing process.
- In the BroadLink FastCon app, tap the '+' icon or navigate to the 'Add Devices' option.
- Press and hold any two diagonal buttons (e.g., Button 1 & 4 or Button 2 & 3) on the scene switch for approximately 4 seconds. All indicator lights on the switch will illuminate, indicating it has entered Bluetooth configuration mode.
- The device should automatically appear as a pop-up in the app. Follow the on-screen prompts to complete the pairing process.
- Once paired, assign the switch to a specific room within the app. Each button is associated with a preset scene for that room.

Image 4.1: A user interacting with their smartphone to set up the BroadLink Smart Button Scene Switch, highlighting the ease of the setup process.
5. Maagizo ya Uendeshaji
5.1 Activating Scenes
After pairing and assigning the switch to a room, each button on the SC4B4 switch is linked to a preset scene. Simply press a button to activate the corresponding scene in the assigned room. These scenes can also be activated via the app.
5.2 Wireless Dimming (with compatible bulbs)
To dim or brighten lights, ensure you are using compatible BroadLink smart bulbs, such as the LB4E26 model.
- Kupunguza/Kung'arisha: Long press Button 1 or Button 2. The brightness of the linked lights will adjust gradually. Release the button when the desired brightness is reached.

Image 5.1: An illustration showing the top two buttons of the BroadLink Smart Button Scene Switch used for wireless dimming of connected lights.
5.3 Wireless Color Temperature Control (with compatible bulbs)
To adjust the color temperature of lights, ensure you are using compatible BroadLink FastCon bulbs, such as the GW4C model.
- To Tune Color Temperature: Long press Button 3 or Button 4. The color temperature of the linked lights will shift from cool to warm. Release the button when the desired temperature is reached.

Image 5.2: An illustration showing the bottom two buttons of the BroadLink Smart Button Scene Switch used for wireless color temperature control of connected lights.
5.4 Customizing Scenes
You can customize the actions associated with each button within the BroadLink FastCon app. This allows you to create personalized scenes for different activities or moods.

Image 5.3: The BroadLink app interface demonstrating how to save a new ambiance or scene with a single tap, allowing for personalized control.
6. Matengenezo
6.1 Ubadilishaji wa Betri
The BroadLink SC4B4 uses a CR2430 coin cell battery, which typically lasts up to 2 years. When the battery is low, the device's performance may be affected, or it may stop responding.
- Locate the battery compartment on the side or back of the scene switch.
- Use a small tool (e.g., a flathead screwdriver) to gently open the compartment.
- Ondoa betri ya zamani ya CR2430.
- Insert a new CR2430 battery, ensuring the positive (+) side is facing up.
- Funga sehemu ya betri kwa usalama.

Image 6.1: An illustration depicting the BroadLink Smart Button Scene Switch and its CR2430 coin cell battery, emphasizing its long operational life.
6.2 Kusafisha
To maintain the appearance and functionality of your scene switch, wipe it regularly with a soft, dry cloth. Do not use abrasive cleaners, solvents, or chemical sprays.
7. Utatuzi wa shida
- Kifaa hakioanishi:
- Ensure the scene switch is within 5 meters of your smartphone during pairing.
- Verify that the battery is correctly installed and has sufficient charge.
- Thibitisha kuwa Bluetooth imewashwa kwenye simu yako mahiri.
- Try restarting the BroadLink FastCon app and repeating the pairing steps.
- Vifungo havijibu:
- Angalia kiwango cha betri na ubadilishe ikiwa ni lazima.
- Ensure the switch is still paired with the app and assigned to a room.
- Verify that the target smart devices (e.g., bulbs) are powered on and connected to the BroadLink ecosystem.
- Dimming or color temperature control not working:
- Confirm that you are using BroadLink FastCon compatible bulbs (e.g., LB4E26 for dimming, GW4C for color tuning).
- Ensure the bulbs are properly paired and responsive within the BroadLink app.
- Alexa integration issues:
- Ensure your BroadLink account is correctly linked to your Alexa account.
- Verify that the scenes or routines triggered by the switch are properly configured in the Alexa app.
- Some advanced integrations may require a BroadLink Mini Hub (GW4C) for full functionality.
8. Vipimo
| Vipimo | Maelezo |
|---|---|
| Nambari ya Mfano | SC4B4 |
| Hali ya Uendeshaji | Mwongozo |
| Uendeshaji Voltage | 3 Volts |
| Aina ya Mawasiliano | Kawaida Fungua |
| Aina ya kiunganishi | Wireless (BroadLink FastCon) |
| Kituo | Bila waya |
| Aina ya Mzunguko | 1-njia |
| Aina ya Kitendaji | Bonyeza Kitufe |
| Nyenzo za Mawasiliano | Acrylonitrile Butadiene Styrene (ABS) |
| Ukadiriaji wa Ulinzi wa Kimataifa | IP00 |
| Idadi ya Vyeo | 4 |
| Aina ya Kidhibiti | Android, iOS |
| Njia ya Kudhibiti | Programu |
| Itifaki ya Muunganisho | FastCon |
| Rangi | Nyeupe |
| Wattage | 10 watts (for compatible bulbs) |
| Uzito wa Kipengee | 5.3 wakia |
| Betri | Betri 1 ya CR2430 inahitajika (imejumuishwa) |
| Mtengenezaji | Hangzhou BroadLink Technology Co., Ltd. |
9. Udhamini na Msaada
BroadLink provides a dhamana ya mwaka 1 for the SC4B4 Wireless Smart Button Scene Switch.
For technical assistance, BroadLink offers 24/7 unlimited technical support via messages. Please refer to the BroadLink FastCon app or the official BroadLink webtovuti kwa maelezo ya mawasiliano na rasilimali za ziada.
Video guides and further information can often be found on the product pages or within the BroadLink support sections online.





