Frequently Asked Questions

To match a proper diffuser for your area, first evaluate your room scale, ceiling height and indoor air circulation status. We provide delicate compact diffusers for small private spaces, as well as robust professional scent machines designed for wide public venues. You can adjust working settings directly on the device panel, or remotely manage schedules and fragrance intensity through Bluetooth linked mobile app. For independent placed diffuser units, correct installation position helps the aroma blend evenly with natural air flow all around the room. Our professional commercial fragrance systems feature strong, stable diffusion performance, perfectly suited for all kinds of commercial premises and spacious high-end residential spaces.

Placing a fragrance machine at home can fully upgrade your living experience: it purifies the air and gets rid of cooking fumes and pet odors. Soft, subtle scents ease anxiety and stabilize your mood. It adds a lovely atmosphere to daily routines such as morning skincare and bedtime relaxation. Well-matched fragrance blends can also soothe respiratory discomfort for smoother, more comfortable breathing.

Builds unique brand scent and differentiates market positioning.Elevates guest stay comfort and triggers positive emotional perception.Covers indoor odors and optimizes overall ambient air quality.Boosts guest willingness to consume and extend customer loyalty.Reduces manual maintenance costs and realizes long-term operational efficiency.Adopts purified and mild formulas to ensure safe indoor environment.

Yes, as long as you choose safe essential oils.

Yes. The machine supports multi-level scent intensity adjustment. You can directly set via physical buttons on the device, or precisely customize spray duration and interval cycle through APP. You are able to switch among light, standard and strong fragrance modes according to space size, passenger flow and business hours, balancing comfortable experience and lower essential oil consumption.

We provide a wide range of original fragrance oils for selection, and we can also develop exclusive custom scents matching your brand style according to your demands.

Full OEM/ODM service is available, including blank unbranded machines and full brand packaging customization.

Wall-mounted, desktop and ducted pipeline types are available; we can redesign brackets for special installation scenarios.

Yes, we can match different oil volumes and pack them into customized gift boxes with your brand design.

We have plastic, metal and aluminum alloy housings for options, and we can switch materials as your customization request.

We suggest deep cleaning your scent diffuser every 1-2 months or before changing essential oils using our Centi Scent Diffuser Cleaning Solution.

All Centi Aroma diffusers come with a one-year manufacturPer's warranty

Our essential oils have a shelf life of two years.

All our fragrance oils comply with IFRA global safety standards. Formulated mild and low-irritant, they are friendly to young children and household pets, you may use our diffuser oils without worry.