| 1 | Passive Aroma Air Pen | Uses natural inhalation airflow to carry aroma from a scented insert; no battery or heating element is required. | Mint, citrus, fruit, botanical and light sweet notes. | Slim tube with an internal scented cotton, fiber or porous insert. | Promotional products, travel accessories and non-electronic aroma products. | Scent longevity, insert material, leakage resistance, ingredient documentation and child-safety design. |
| 2 | Replaceable-Cartridge Aroma Pen | A reusable outer shell holds a replaceable flavored or scented cartridge. | Single-note and blended profiles, including berry, tea, mint and tropical fruit. | Reusable pen body with removable cartridge or refill module. | Retail refill systems, subscription products and multi-flavor product lines. | Cartridge compatibility, replacement process, seal quality, storage stability and waste-reduction claims. |
| 3 | Rechargeable Electronic Aroma Pen | A rechargeable battery powers controlled airflow, low-temperature vaporization or an aroma-dispensing system. | Fruit, mint, beverage-inspired and botanical profiles. | USB-rechargeable body with an internal chamber or replaceable pod. | Higher-use products where consistent output and repeated charging are required. | Battery capacity, charging protection, electrical safety testing, output consistency and transport requirements. |
| 4 | Disposable Flavored Air Pen | A pre-filled or pre-scented unit is designed for one product life and is discarded after depletion. | Popular fruit, cooling mint and simple two-note blends. | Sealed, compact pen with a fixed internal component. | Sampling, event distribution, short-term campaigns and convenience retail. | Shelf life, tamper evidence, packaging waste, disposal instructions and destination-market rules. |
| 5 | Oil-Based Aroma Inhaler Pen | A porous wick or absorbent core releases volatile aroma compounds from an oil-based formulation without combustion. | Peppermint, eucalyptus, citrus and other essential-oil-inspired aromas. | Small inhaler tube with a sealed liquid reservoir and wick. | Aromatherapy-oriented merchandise and personal fragrance accessories. | Oil compatibility, evaporation rate, skin-contact warnings, allergen declarations and leakage testing. |
| 6 | Water-Based Mist Air Pen | A small atomizing mechanism converts a water-based formulation into a fine mist; it does not rely on combustion. | Light fruit, floral, tea and fresh-water profiles. | Compact electronic body with a refillable or replaceable liquid chamber. | Products requiring a visible mist effect or adjustable dispensing experience. | Droplet size, formulation stability, microbial control, chamber sealing and cleaning requirements. |
| 7 | Dry-Blend Flavor Air Pen | Dry flavor carriers or scented fibers release aroma through airflow rather than through a liquid reservoir. | Fruit powders, mint, herbs and mild confectionery-style aromas. | Lightweight pen with a dry insert, capsule or porous cartridge. | Low-leakage products, dry-goods packaging and long-distance shipping programs. | Moisture resistance, particle containment, flavor uniformity, insert retention and packaging barrier performance. |
| 8 | Cooling-Mint Air Pen | Provides a cooling sensory impression through mint or cooling flavor compounds carried by inhaled air. | Peppermint, spearmint, menthol-like and eucalyptus-inspired notes. | Passive tube, disposable pen or cartridge-based electronic design. | Freshness-themed consumer products, seasonal promotions and travel-use accessories. | Cooling-agent identity, concentration limits, sensory testing, warning statements and market-specific restrictions. |
| 9 | Multi-Flavor Selector Air Pen | A selector, rotating chamber or multiple-cartridge structure allows users to choose among different flavor options. | Separate fruit, mint, beverage and botanical options in one device. | Multi-chamber pen with mechanical or electronic flavor selection. | Gift sets, product demonstrations, variety packs and personalized retail programs. | Cross-flavor isolation, selector durability, cartridge identification, cleaning and user instructions. |
| 10 | Custom-Shape Promotional Air Pen | Uses a customized outer shell, color scheme or printed design around a passive or electronic aroma mechanism. | Flavor selection is usually tailored to the campaign theme or target audience. | Logo-free examples may include themed shapes, transparent shells or color-coded versions. | Trade shows, hospitality programs, seasonal campaigns and corporate giveaways. | Mold cost, minimum order quantity, print durability, packaging design, safety documentation and delivery schedule. |