The Pura 4 smart fragrance diffuser uses innovative smart features paired with premium, clean scents to give you the most modern, customized, and high-end scenting experience possible. Control your Pura from anywhere with the app, and at home using Alexa compatibility. Create custom schedules so you have scent right when you want it. Adjust fragrance intensity to match your mood. Use away mode to automatically switch your Pura off when you're not there. Swap between 2 scents to easily change the feel of your space. Light the night with a color wheel LED ambient nightlight. Retails for $49.99