Breaking: Budget IKEA Lamp Transformed into WiFi-Controlled RGB Smart Light
A cheap IKEA LED lamp can now be turned into a fully configurable, WiFi-enabled RGB smart light for under $25 total, thanks to a straightforward hardware mod. The hack, posted by maker Simon Luconi, replaces the original control board of the IKEA SKAFTSÄRV lamp with an ESP32-C3 Super Mini board running the open-source WLED software.
Luconi told Hackaday, For about the price of a coffee, you get a stylish lamp that can do anything from subtle white to disco party mode, all controlled from your phone or smart home hub.
The mod requires only basic soldering and breaking a few glued seams to access the interior.
Background: IKEA's Hidden Hackability
IKEA's SKAFTSÄRV is an affordable accent lamp (around $15) with fixed lighting options. It comes with 30 built-in LEDs, a diffuser, and a stand — but no smart features out of the box. This is not the first IKEA lighting hack; earlier, the pixel-style OBEGRÄNSAD wall lamp got a similar controller upgrade to unlock custom animations.
The key to this mod is the ESP32-C3 Super Mini, a tiny board costing under $3. With WLED — an open-source firmware that supports over 100 LED types, automation, and integration with Home Assistant — users gain full control over color, brightness, and effects via a native smartphone app or API.
How the Mod Works
The original lamp's control board is removed and replaced with the ESP32-C3 board. After the glued seams are carefully broken (the lamp can be reassembled with glue later), the new board fits perfectly inside the housing. WLED then recognizes the lamp's 30 LEDs as WS281x type with GRB color order.
Luconi notes, The hardest part is cracking open the lamp without damaging the diffuser. Once inside, it's a simple three-wire connection and you're done.
The finished unit can be controlled over WiFi and easily linked to Home Assistant for routines.
What This Means for Smart Home Enthusiasts
This mod democratizes smart RGB lighting. For less than the cost of a single commercial smart bulb, you get a lamp with integrated diffuser and stand, plus full programmability. The ESP32-C3 board also supports future firmware updates, so the lamp can gain new features over time.
Smart home expert Dr. Anna Zhao of IoT Analytics commented, This kind of hack makes smart lighting accessible to people who wouldn't otherwise drop $50 on a connected lamp. It also shows how IKEA products are unintentionally modular — perfect for the maker community.
Limitations and Considerations
The mod requires breaking glued seams, so it's not reversible. However, the lamp can be closed back up with common super glue or silicone. The ESP32-C3 board is small enough to leave the original housing intact.
WLED software is free and open source, with a large community providing tutorials and presets. This means even beginners can follow along. For those who want to go further, the ESP32 pins can be used to add sensors or physical buttons.
Conclusion: A Bright Idea for Thrifty Makers
With just a few dollars and an hour of work, the IKEA SKAFTSÄRV becomes a smart lamp that rivals commercial products costing five times as much. The marriage of IKEA's industrial design with the maker-friendly ESP32 and WLED ecosystem is a perfect example of quick, cheap, and great.
For more details and step-by-step instructions, see the full guide posted by Simon Luconi. (Tip via Crash.)