Yes, any water-based essential oil works with the ultrasonic diffuser. Avoid pure undiluted oils to keep the diffuser membrane in good condition.
No. LumaGlow ships with cash-on-delivery — you only pay the courier once the package is in your hands.
Yes, you can set a sleep timer of 1, 2 or 4 hours from the companion app or the touch base.
You're covered by our 30-day return policy and 2-year warranty — see our Return & Refund Policy for full details.