Eucolor202 is a software for adjustable lighting effects. It contains three user interface, can adjust color, color temperature, brightness of light easily. Eucolor controller including: Eucolor402 (used to adjust RGB+W), Eucolor302 (used to adjust RGB) Eucolor202 (used to adjust the color temperature). Eucolor controller in addition to support access point mode, client mode is also supported. User can control the eucolor system without switching WIFI network settings.