Bright Air Air Freshener, Electric, Oil Scented Diffuser, Lavender Air freshener refill is designed for use with Bright Air Electric Scented Oil Diffuser that integrates into any office decor as well as Glade and Air Wick warmers. Premium, impactful fragrance delivers a pleasant, aromatic experience. Scented oil ref ill lasts for up to 60 days. technology that lasts up to 60 days.