Intelligent control of APP: 16 million multi-gamet colours, 2400-5000K colour temperature, 1%-100% brightness adjustment, adjusted quickly in LITEdge APP according to your needs and preferences. Not suitable for traditional dimmers. Voice control: This product works with Alexa, Google Assistant, and Siri, you can adjust colour temperature, brightness, and colour with your voice assistant. No hub is required. Custom lighting setting: The lighting and closing time of the track light can be customized according to personal rest time. You can control the track light according to your preference to simulate sunshine wake-up or night sleep function. Share with other devices in the APP, and control LEDS between different devices. Memory function and sync with music: The light colour can be changed according to the rhythm of the music or the game. This function only applies to the APP. There is no built-in microphone or speaker. The memory function of a power outage enables it to turn on automatically in the mode of turning off the light after power recovery, without repeated adjustment. Reliable quality: Rotating light head can achieve specific direction lighting, acrylic outer ring reflective cover to make the light soft, CRI90+ can restore the vivid colour of the object, and the product's 3-year warranty lets you rest assured to use. The product adopts J-BOX installation, and accessories, are easy to install. Specifications: Equivalent: 100W filament lamp; voltage: 100-240V; CCT: RGBCW (2400-5000K); beam angle: 45°; dimming range: 1-100%; material: Spin aluminum and iron.