Ollny 300 LEDs 99ft Smart RGBIC IP67 Waterproof String Lights Full-Range Brightness & Color Control: With 16 million colors and adjustable brightness levels. Perfectly setting the mood for any occasion. All-Weather Durability (IP67): Theselights are built to withstand rain, snow, and dust. They are perfectly safe for permanent outdoor installation in gardens, on patios, or along rooflines. Vivid RGBIC Technology & Effects: Advanced RGBIC technology allows individual controlover different segments of the string lights, going far beyond basic single-color displays. Dynamic Music Sync Mode: Transform any space into a vibrant party with lights that dance to your music. The lights automatically sync their colors and effects to the rhythm of your favorite tracks. Centralized Smart App & Group Control: Manage your entire lighting setup through the intuitive Ollny app. Easily group multiple lights for unified control with a single tap.