This exquisitely scented NEST x Pura Smart Home Fragrance Diffuser Refill Duo lets you replenish your current fragrance or switch to a new one. Includes two vials to be used in the Pura Smart Home Fragrance Diffuser for up to 700 hours of scent.

Use app to control from anywhere Set your scent schedule Adjust intensity Swap between scents Up to 1,000 sq ft. for 700 hours of scent Additional Smart Home Fragrance Diffuser Refills are available and sold separately