This Arlec LED Grid-Connect Downlight features a Tri-Colour function. Slide the switch at the side of downlight to set the default colour temperature of your choice before installation. The product is fitted with a lead and plug for easy installation and the dimmable LED driver is suitable for use with trailing edge, and universal dimmers. This product is compatible with the Grid Connect smart home automation system, built to optimise your everyday living. Simply download the free Grid Connect app on your iOS or Android device and use your home Wi-Fi or mobile internet connection to control, customise and automate your product. It takes only minutes to set up, and there’s a wide range of products available that allow you to customise your system any way you like. Use the app to create the perfect scene for every moment of the day, set your product to operate on your ideal schedule, and enjoy peace of mind while you’re away. Most Grid Connect products are compatible with Google Assistant and Amazon Alexa (sold separately), so you can operate your system with the ultimate convenience.