Design the lighting you want: in any room, for any mood, at any time. It's easy and affordable with the TRADFRI app. Now IKEA Smart lighting is accessible through your phone or tablet. Choose a light for early mornings, another for late evenings and a third for cooking or working at home. Dim, turn off, turn on, and switch from warm to cold light using the remote control or app. It's so simple - the dimmers are wireless and easy to install and use, letting you choose light for every mood. What you'll get: the ability to control your lights right from the app.completely customizable settings, including warm or cool light. ease and flexibility to reset, change, delete or add lighting. timers to make everything even easier.