Can You Control Multiple Smart Bulbs With Bluetooth? Limits & Possibilities


Smart Bulbs, a significant player in the realm of smart home technology, are lighting solutions that can be controlled remotely through internet-enabled devices.

They’re not just about turning lights on and off; they can also dim or change colors, and some even play music.

In recent years, smart home technology has surged in popularity thanks to its ability to increase efficiency and convenience in our daily lives.

Among these, Bluetooth-enabled smart bulbs have carved out a significant niche. These bulbs connect to your device without needing a Wi-Fi network or a hub, providing a straightforward and user-friendly approach to smart lighting.

This document delves into the limits and possibilities of controlling multiple smart bulbs via Bluetooth, presenting research findings to understand this prevalent technology comprehensively.

Setting Up Smart Bulbs with Bluetooth

Dedicated Apps for Smart Bulbs

  • Importance of dedicated apps

From personal experience, I can say that controlling smart bulbs becomes a breeze if you have a dedicated app from the bulb’s manufacturer.

These applications are usually built with a user-friendly interface that makes it easy to control your smart bulbs’ brightness, color, and schedule, even if you aren’t tech-savvy.

  • Apps from popular manufacturers

Take Philips Hue, for instance. Their intuitive app allows you to customize lighting scenes, set timers, and even sync your lights to your music.

Another good example is the LIFX app which provides an equally seamless experience, with added features like creating schedules for your lights to turn on or off automatically.

Initial Setup Proximity

  • The requirement to be close to the light fixture

One thing I’ve learned from setting up numerous smart bulbs is the importance of proximity during the initial setup.

You need to be close to the light fixture you’re installing the bulb into, as the Bluetooth signal strength varies with distance.

  • Ensuring relay signals during the first-time setup

I remember the first time I set up my bulbs, struggling with the connection until I realized I was too far away from the light fixture.

Once I was within a reasonable distance, the setup process went smoothly.

So keep in mind, when setting up your Bluetooth-enabled smart bulbs, ensure you are close enough to the fixture to establish a stable relay signal.

Bluetooth Pairing and Limitations

Automatic Detection and Pairing

  • How the app streamlines the pairing process

My first encounter with a smart bulb was an eye-opener. As soon as I screwed in the bulb and turned it on, I launched the corresponding mobile app.

To my amazement, the app immediately detected the bulb and prompted me to pair it. The entire process was intuitive, making me appreciate the convenience of smart technology.

The app essentially eliminates the need to manually search for devices, streamlining the entire process – a godsend for non-techies like me.

  • User-friendly setup for beginners

I still remember the trepidation I felt when I decided to venture into the world of smart home devices. However, the user-friendly setup process of smart bulbs quelled my fears.

These apps guide you through the setup process step by step, making it nearly foolproof. Even if you’re new to smart devices, the setup ensures you can get your smart bulb up and running without pulling your hair out.

Limitation on the Number of Connected Bulbs

  • Mentioned limits by manufacturers

As I continued to expand my smart home setup, I noticed that each manufacturer mentioned a specific limit to the number of bulbs that could be connected simultaneously.

This limit varies from manufacturer to manufacturer and is specified in the product documentation. If you’re planning a large setup, it’s crucial to consider this limit when choosing your smart bulbs.

  • The common limit of 10 bulbs

In my experience, a common limit among various manufacturers seems to be around 10 bulbs.

I learned this the hard way when I excitedly brought home my 11th smart bulb only to discover I could not pair it with my existing setup. That was a disappointing evening, let me tell you!

  • Implications for larger setups

The limited number of connected bulbs can have significant implications for larger setups.

When I decided to outfit my entire house with smart bulbs, I had to strategically group the bulbs and use multiple hubs to manage them effectively.

This technical challenge can require careful planning and possibly additional expenses. Be sure to keep this in mind when planning your own smart home setup.

Grouping Smart Bulbs for Simultaneous Control

As I delved deeper into the world of smart bulbs, I discovered the art of “grouping” for simultaneous control. It’s a game-changer, let me tell you.

Grouping Feature in Bluetooth Apps

The grouping feature in Bluetooth apps became my savior when managing my ever-growing collection of smart bulbs.

  • Creating groups for efficient control

Within the app, I could create different groups, each containing a certain number of bulbs.

For instance, I grouped the bulbs in similar locations, like “Living Room” or “Bedroom”.

This made it incredibly efficient to control the lighting ambiance in each part of my house separately.

  • Controlling all bulbs in a room simultaneously

One of the coolest aspects of grouping is the ability to control all the bulbs simultaneously.

I could dim the lights in the living room for movie night or brighten the kitchen for cooking, all with a single tap on the app.

Being able to control the lighting mood of an entire area at once felt like having some sort of superpower!

Practical Benefits of Grouping

Grouping smart bulbs offers more than the joy of controlling multiple lights simultaneously.

It has practical benefits that significantly impact daily routines and overall user experience.

  • Streamlining daily routines

Grouping smart bulbs has streamlined my daily routines. For instance, I’ve set up a “Good Morning” group that includes all the bulbs in my bedroom and bathroom.

With one command, I can slowly brighten these lights to ease me into my day. It’s like having my personal sunrise indoors, and it’s a much nicer way to wake up than a blaring alarm clock.

  • Enhancing user experience

As an ardent fan of smart bulbs, I can assert that grouping enhances the overall user experience. I’ve created a “Party” group with all my colored bulbs.

With one tap, I can set them to change colors randomly, instantly creating a party vibe. These little things may seem trivial, but they do make the smart bulb experience much more fun and enjoyable!

Remote Control Challenges with Bluetooth

As much as I love controlling my smart bulbs via Bluetooth, it has challenges. I’ve faced a few hurdles that need mentioning.

App Limitations

  • Capacity Constraints on the Number of Bulbs

One of the most prominent limitations with the app controlling my smart bulbs via Bluetooth is the capacity constraint.

I have a good number of smart bulbs spread throughout my home, and I was a bit disappointed to find that the app limits the number of bulbs it can control.

I had to switch between different apps for different sets of bulbs, which was a bit of an inconvenience.

  • Implications for Widespread Home Lighting Control

The capacity limitation has significant implications if you plan to use Bluetooth to control many smart bulbs.

If you’re like me and you want your entire house lit up with smart bulbs, the app’s capacity constraints might put a damper on your dream of a fully automated lighting system.

It’s not a deal-breaker, but it’s something to remember.

Proximity Requirement

  • Need to Be Close to Each Fixture

Another challenge with using Bluetooth to control smart bulbs is the proximity requirement. To control a bulb, I need to be within a certain range.

This was a slight nuisance when I wanted to dim the lights in my upstairs bedroom while I was downstairs in the kitchen.

I had to climb the stairs just to get within range of the remote control, which defeats the whole purpose of having a remote control.

  • Limitations on Remote Control Possibilities

The need to be close to each fixture limits the extent to which one can truly enjoy the benefits of remote control.

If you’re planning to control lights in different rooms or on different floors simultaneously, this might be a bit of a hindrance.

It’s still a step up from traditional lighting, but it’s not as convenient as one might imagine smart lighting to be.

Overcoming Bluetooth Limitations

  1. Wi-Fi-enabled smart bulbs

Having realized the limitations of Bluetooth, I decided to explore other options and stumbled upon Wi-Fi-enabled smart bulbs.

The beauty of these bulbs is that they connect directly to your home network, allowing you to control them from anywhere as long as you have an internet connection.

It was liberating to finally dim the lights upstairs while still lounging in my kitchen downstairs.

  1. Integration with smart home hubs

I also found that integrating my lighting system with a smart home hub like Amazon’s Alexa or Google Home significantly increased its functionality.

With these hubs, I could control all my lights from a single platform and even use voice commands to control my lights.

“Alexa, turn off the upstairs lights,” became a frequent utterance in my home.

Hybrid Approaches

  • Combining Bluetooth and other protocols

I discovered I could combine Bluetooth with other protocols to enhance my smart home experience.

For instance, Zigbee and Z-Wave are wireless standards that use Bluetooth to improve range and capacity.

This hybrid approach allowed me to overcome my limitations with Bluetooth alone.

  • Enhancing the range and capabilities

I also purchased a few Bluetooth range extenders which amplified the signals and made the remote control of lights more feasible.

Moreover, I discovered that certain high-end smart bulbs come with repeaters, enhancing their range and capabilities.


Despite its limitations, Bluetooth remains a viable option for controlling smart bulbs, especially in smaller homes or for people just starting out with smart home technology.

The convenience of not needing a bridge or gateway and the easy setup make Bluetooth a popular choice.

If you’re planning a smart lighting setup, consider your specific needs.

If you have a larger home or want control from any location, you might want to opt for Wi-Fi-enabled bulbs or integrate your system with a smart home hub.

Always remember, one size does not fit all regarding smart home technology.

Looking towards the future, I am excited about the advancements in smart home technology.

From self-adjusting lights that change according to natural light conditions to increasingly intuitive AI that learns and adapts to your schedule and preferences, the future of smart lighting looks bright.

And remember, while technology evolves, it’s essential to keep exploring and adapting to make the most of these innovations.

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