The application is to control different lights by connected gateway. Features include scene and area control.a.Scene control: User can add different light and its status in scene. Then click the scene to control all lights inside scene.b.Area control: User can control individual light in different area.And the application also can a. Set the picutre of scene, area and loading menu. b. Synchronize database between 2 devices.c. Administrator and user management permission.