Here is a cool projector with multi-sensory lighting effects that puts on a trippy show in your home. The OPTI Aura projector comes with a liquid wheel to project calming patterns on your wall. You can remote control it from your phone. The projector comes with WiFi connectivity and has over 200 effect wheels for you to choose from.
You can use any 6″ effect wheel with this. Great for putting you to sleep or take your mind off stressful situations. More info is available here.