Mettle Lighting app for iPhone and iPad

- Single color mode is for Mettle Single Color Series smart light. Only power could be controlled at this mode.
- CCT mode could control 3200K-5600K or 2800K-8000K depending on different light devices.
- HSI mode could control light devices with RGB function. Hue, saturation, and integrity could be controlled.
- Gel mode also need light devices with RGB function. It provides 40+ different gel color.
- Effect mode allows user customize their effect. It provides total 10 different effects, 3 of them are RGB effects and 7 of them are white color with different CCT effects.