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Best rechargeable smart cold-air aromatherapy diffuser for home and travel

Saintdeland's rechargeable smart cold-air diffuser uses advanced dual-fluid atomization to deliver ultra-fine, long-lasting scent. Portable, whisper-quiet, and app-enabled—perfect for home and travel.
Model
SDL306
Voltage
12
Power
8
Essential oil capacity
160ml
Color
white/black
Material
Plastic
Gross weight
2.600 kg
Single box size
17X8X22 cm
INQUIRY
Product Details

Product Overview

Saintdeland Fragrance presents the best rechargeable smart cold-air aromatherapy diffuser for home and travel. Combining compact portability with industry-leading dual-fluid cold-air atomization, this diffuser releases ultra-fine, uniform scent particles for a longer-lasting and stable fragrance experience. Designed for modern life, it is whisper-quiet, USB-C rechargeable, and simple to operate—ideal for bedrooms, offices, cars, and hotel rooms.

Key Benefits

  • Ultra-fine, even scent dispersion — no heat, no burnt aroma.
  • Rechargeable and portable — up to multiple hours on a single charge.
  • Smart controls — touch, timer modes, and app compatibility for remote control.
  • Whisper-quiet operation — suitable for sleep, work, and travel.

Standout Features

  • Dual-fluid cold-air atomization technology for fine mist and stable scent release.
  • Compact, leak-proof design with secure fragrance cartridge system.
  • USB-C fast charging and energy-efficient motor for long battery life.
  • Multiple scent intensity levels and timer settings for customized ambiance.
  • Easy to clean and swap fragrance cartridges—no mess, no fuss.

Why Choose Saintdeland Fragrance

Founded in 2019, Saintdeland Fragrance is a global innovator in ambient scenting. We partner with leading research institutions and use big-data insights to craft fragrance profiles that match real consumer preferences. Our Industry 4.0 production ensures consistent quality, fast delivery, and strong value for partners and customers alike.

Quality & Reliability

From carefully sourced raw materials to intelligent manufacturing, every diffuser is made to deliver stable performance and safety. The cold-air approach preserves fragrance integrity and reduces energy use compared with heated diffusers.

Perfect for Home & Travel

Lightweight and robust, this diffuser fits into luggage or a car cup holder. Its quiet operation and customizable settings create the right atmosphere anywhere—relaxation at home, focus at work, or calm on the go.

Experience High Quality scenting made simple. Choose Saintdeland for dependable performance, refined fragrance, and smart portability—your ideal companion for home and travel.

Product Images

  • 微信图片_20250919112443_249_1
  • 微信图片_20250919112455_250_1
  • 微信图片_20250919112525_252_1

Qualification Certificate

  • Enterprise credit rating certificate 2

    Enterprise credit rating certificate

  • SGS-Certificate-3

    SGS Certificate 2

  • SGS-Certificate

    SGS Certificate

Question you may concern

How long can a dry battery last and how to replace it?​

Battery life varies depending on the frequency and position of use. In general, a new dry battery can last 1-2 months. To replace the battery, open the battery cover of the fragrance machine and install the new battery according to the positive and negative polarity.

What warranty does the product come with?
1、 Basic warranty service Whole machine warranty Most brands offer a 24 month warranty for the entire machine (including core components) Special models (such as commercial models) may have their warranty period shortened to 3 months Differences in accessories Fragile parts (such as aromatherapy bottles, nebulizers) are usually covered by a 15 day warranty Consumables such as essential oils and filters are generally not covered by the warranty 2、 Warranty certificate requirements Valid purchase voucher (invoice/electronic purchase record) is required If there is no certificate, the warranty period will be extended by 30 days based on the production date 3、 Non warranty situation Human damage (such as circuit failure caused by liquid leakage) Unauthorized channel dismantling, repairing or modifying Damage caused by power issues/environmental humidity 4、 Featured Services Installation support Some brands offer free on-site installation for the first time Special installation requirements (such as hole expansion) may incur additional costs Return and exchange policy Return within 7 days without reason (keep the product intact) Performance failure within 15 days can be exchanged
Do your essential oils contain any allergens?
1、 Common allergenic ingredients Natural allergenic substances 26 ingredients such as citral, linalool and citronellol are listed as essence allergens to be mandatory labeled by the EU Citrus essential oils (such as lemon and sweet orange) contain right-handed limonene, which may oxidize and cause sensitization when exposed to air Potential risk factors Poor quality essential oils may be mixed with synthetic fragrances or heavy metal pollutants Expired essential oils can produce new allergenic compounds due to oxidation reactions 2、 Security control measures Testing standards Screening for allergen proteins through ELISA testing Compliant with GB4706 Electrical Safety and EU 2023/1545 new spice labeling regulations Usage suggestions Before first use, a 24-hour skin test should be conducted on the inner side of the wrist Sensitive skin should avoid using undiluted essential oils directly 3、 Allergy response plan If symptoms such as redness and itching occur: Immediately stop using and rinse the contact area with clean water Topical use of calamine lotion to relieve symptoms, and in severe cases, oral antihistamines can be taken Note: Children and pregnant women should consult a professional aromatherapist before use
How long does the customization process take
1、 Conventional customization process cycle Basic customization (using existing fragrance types) About 15 working days from signing to shipment (including 3-5 days for packaging material preparation and 7 days for production testing) The minimum order quantity of 100 units can be reduced to 12 days Deep customization (including formula development) Fragrance blending requires an additional 5-7 days (including 3 or more olfactory test adjustments) Complex functional design (such as APP control) requires an extension of 7-10 days for engineering testing 2、 Details of key process time consumption Remarks on the time consumption range of each stage Design confirmation takes 3-5 days, including 3D structural drawing review and modification Packaging procurement takes 3-7 days. Special processes (such as hot stamping) require an additional 5 days Fragrance blending takes 2-5 days. The new formula requires stability testing Equipment production takes 5-8 days, including assembly of core components such as atomization sheets 2-3 days of safety testing including sealing/electrical safety testing 3、 Accelerated customization plan Single order production Sharing the production line with other customers, the cycle can be compressed to 10 days (but fixed fragrance types are required) Modular design Choose the manufacturer's existing shell mold to save 3-4 days of mold opening time Note: Additional certification time needs to be reserved for exported products (such as 10 working days for CE certification and 1-2 weeks for FCC certification)

If you have any other questions, please write email to us or call us , we will reply you ASAP.

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