Introduction

Thank you for choosing the SMLIGHT SLWF-09 , our most flexible, modular, and feature-rich LED controller to date. Designed for enthusiasts, makers, and professionals, the SLWF-09 combines ESP32 processing power with the user-friendly WLED firmware to deliver stunning lighting effects for addressable LED strips. 

 Whether you need a simple Wi-Fi setup or a professional wired installation with PoE , the SLWF-09 adapts to your needs with plug-and-play add-on modules . 

 Key Features 

 

 

 ESP32-based with 16 MB flash – powerful, reliable, and customizable. 

 

 

 Pre-flashed with WLED – start controlling your LEDs immediately. 

 

 

 Modular add-on support : 

 

 

 Ethernet Module – stable wired network connectivity. 

 

 

 ⚡ PoE Module – single-cable power and data. 

 

 

 Microphone Module – unlock sound-reactive effects in WLED. 

 

 

 

 

 Compatible with popular LED types: WS2812B, SK6812, APA102, and more (5V–12V). 

 

 

 Supports two LED channels by default , expandable up to six via GPIO. 

 

 

 Integrates seamlessly with Home Assistant , Node-RED, and other smart home platforms. 

 

 

 

 What’s in the Box 

 

 

 SLWF-09 main controller board 

 

 

 Quick-start guide 

 

 

 (Optional) Ethernet, PoE, or Microphone add-on modules if purchased together 

 

 

 About This Manual 

 This manual will guide you through: 

 

 

 Hardware overview – understanding your SLWF-09 and add-ons 

 

 

 Wiring and installation – safe connection of LEDs and power 

 

 

 Firmware setup – configuring WLED and integrations 

 

 

 GPIO allocation – reference table for advanced users 

 

 

 Troubleshooting – solutions to common issues 

 

 

 Important Notes 

 

 

 Always disconnect power before attaching or removing add-on modules. 

 

 

 Use a compatible power source matching your LED voltage (5V, 12V). 

 

 

 If using the PoE module, ensure your network switch or injector supports IEEE 802.3af and you use 5V LED strip