Sunday, July 7, 2024
Home Gadgetz Home Assistant Compatible Products Various A1-SLWF-03 WLED SOUND REACTIVE LED CONTROLLER



A1-SLWF-03 is a tiny adressable led strip controlled based on ESP32 and powered by WLED that features:

  • tiny design;
  • Based on SoC ESP32 to control smoothly many many LEDs;
  • built-in digital I2S microphone to have a sound-reactive feature;
  • built-in IR receiver to support IR controls;
  • built-in sensor button to control the device by the sensor;
  • built-in UART/USB programmer to be able to flash the device without any additional tools and equipment;
  • Built-in ESP32 autoboot (autoflash) that allows the user to flash the device with just a “plug-and-flash” style; the user does not need to push any buttons etc.;
  • support 5V12V and 24V strips;
  • support 2 channels for LED strips out of the box with possibility to add 6 more channels through available pinouts;
  • easy LED wires connection through screw-terminal;
  • Universal powering – by both type-C and DC plug or through screw-terminal;
  • DIY pinouts allow DIY enthusiasts to improve the device or add new functions;
  • Can work as Voice Assistant (mic) for Home Assistant;
  • Can work as a Bluetooth bridge for Home Assistant with ESPHome firmware flashed – BTProxy;
  • Fully supports ESPHome firmwares.


The A1-SLWF-03 is a WLED controller from SMLIGHT, designed for efficient and customizable lighting solutions in smart home environments. Here are the key technical details:

Main Features

  • Control Chip: Powered by the ESP32 chip for robust performance and connectivity.
  • Connectivity: Supports WiFi for seamless integration with home networks.
  • LED Compatibility: Compatible with a wide range of LED types, including WS2812, SK6812, and more.
  • Control Options: Offers control via web interface, mobile apps, and integration with popular smart home systems like Home Assistant.


  • Power Supply: Supports both 5V and 12V power inputs.
  • Outputs: Capable of controlling multiple LED strips with individual settings.
  • Firmware: Comes with pre-installed WLED firmware, ensuring plug-and-play functionality.
  • Customization: Allows extensive customization of lighting effects and patterns through the WLED interface.

Additional Functionalities

  • OTA Updates: Supports over-the-air firmware updates for easy maintenance.
  • Security: Features secure access controls to prevent unauthorized use.
  • Compact Design: Designed to fit easily in various installation scenarios.

For more detailed information, you can visit the SMLIGHT product page.


  • Design
  • Quality
  • Usability
  • Home-Automation compatibility
  • Price