Pura smart fragrance diffuser in white. Compatible with Amazon Alexa and Google Assistant. 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. Safe & clean scents Pair with premium fragrances created with ingredients that are safe and clean Long lasting Enjoy up to 45 days of premium scent when diffusing 2 fragrance vials for 6–8 hours per day Learn more Smart features Adjust fragrance intensity, set schedules and timers, and more in the Pura app Adaptive diffusion Get a consistent scent experience based on the temperature in your home Comes from Smoke free/Pet free home