BILLKIN LIGHT STICK VER2

This application is designed to use BILLKIN Light Stick Ver.2. * Functional guidance 1. Concert Mode During a concert, the color of the light stick is automatically changed through real-time of the live performance. 2. Self-Control Skin Settings You can set any skin you want as wallpaper of the app. 3. Check the light stick battery. 4. Lightstick Update.