Usage Tips: 4-Channel Control: Drive and individually control 4 LED strips (WS2811/WS2812, SK6812, WS2815, etc.) for multi-zone lighting effects. Segmented control must be configured in the WLED app. Music Sync & 100+ Dynamic Effects: Built-in microphone for sound-reactive lighting, plus over 100 preloaded effects (e.g., rainbow, fire, meteor) via the WLED app. Safety & Energy Efficiency: 15A fuse for overcurrent protection, automatic power-off relay, and level shifter IC for stable signal transmission. Easy Firmware Updates & Wide Compatibility: Firmware updates via Wi-Fi (WLED app) or wired UART connection; supports popular addressable LED protocols. Compact & User-Friendly Design: Clear wiring ports, ESP32-powered performance, suitable for home, commercial, and professional lighting projects. Model No.: C-017WL-D Input Voltage: DC 5–12–24 V Total Output Current: Up to 15 A Protocol: Wi-Fi Operating Temperature: –20 °C to 45 °C Suggested Wire Type: 0.34–4 mm² (22–12 AWG) Stripping Length: 10 mm Dimensions: 108 × 45 × 18 mm Note: This controller has 4 output channels, not 4 separate controllers. Use only WLED firmware version 0.15.X ESP32.bin for updates. Installing incorrect firmware may erase existing firmware and damage the device. Product appearance, color, and printed text may vary slightly between batches; such variations do not affect functionality. Color: White Material: ABS Package Contents: 1 × ESP32 WLED Strip Controller Note: Color representation may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.