The air purification device uses the latest technology based on pure essential oils to provide a refreshing and enjoyable atmosphere in all types of indoor spaces. Features of a home fragrance device: Coverage of 100 cubic meters (33 square meters) A home fragrance device that works with a light sensor, which can be turned off and on Very suitable for small places (home rooms, closed home halls, small closed offices, small closed reception areas, small bathrooms.) Smart control via mobile Bluetooth Device contents: The inner container capacity is 100ml (4) Electronic levels for automatic control Gift box of essential oil 100 ml