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TL;DR - The Mistairhome WL-AH01B (STD) holds 320 mL and mists 30 mL per hour or 13.5 mL per hour, which is 10.7 hours and 23.7 hours per fill; the oil side takes 3.0 mL and runs 10.0 hours per fill at 0.3 mL per hour; it covers 11 sq m (115 sq ft) at a 2.6 m ceiling and measures 23.1 dB on the high step and 20.8 dB on the sleep step; it draws 2.6 W and takes its supply from USB-C 5V/1A, runs from a laptop port or a phone charger; separate oil tray above the water line, so the oil never reaches the disc or the tank; the humidistat holds target band 30 to 75 percent in 5 percent steps, held within 3 percent over Wi-Fi 2.4 GHz with Bluetooth fallback for first pairing, and iOS 14 or later and Android 9 or later, scent and mist scheduled separately, voice runs through Amazon Alexa and Google Home for on off, mist step and scent step; no internal cell on this build; it weighs 407 g and measures 12.6 x 12.6 x 18.4 cm, and ships documented to CE / RoHS / FCC standards for import into Colombia. MOQ is 200 units per SKU with a 15-25-day lead time, FOB Shenzhen or EXW Longgang.
China Wanlin supplies the 23dB Aroma Humidifier category as a direct manufacturer, not as a trading intermediary. The unit described below is one configuration out of 24 combinations (8 chassis x 3 SKU builds) that share a common misting family, a common oil path and a common documentation set, so a distributor can build a coherent shelf from one source rather than stitching together unrelated suppliers. Every unit referenced on this page corresponds to a specific bill of materials held on file, so the figures below can be reproduced or independently verified at sample stage.
The scent path is the part that separates this range from a humidifier with a few drops poured into the tank. The oil sits in its own tray or pad above the water line, on seals rated for citrus and resin blends, so the disc, the tank and the gasket never contact the oil. That is what keeps a scented unit serviceable for years rather than seasons, and it is the first thing we ask a buyer to check on a competitor sample.
Full specification of WL-AH01B-STD:
| Misting method | Ultrasonic piezo disc at 2.4 MHz on a floating silicone isolator, cool mist, no heater in the path |
| Tank capacity | 320 mL |
| Mist output on the high step | 30 mL per hour |
| Mist output on the low step | 13.5 mL per hour |
| Run time per fill on the high step | 10.7 hours |
| Run time per fill on the low step | 23.7 hours |
| Coverage area | 11 sq m (115 sq ft) at a 2.6 m ceiling |
| Noise at 1 m on the high step | 23.1 dB |
| Noise at 1 m on the sleep step | 20.8 dB |
| Scent delivery method | Separate oil tray above the water line, so the oil never reaches the disc or the tank |
| Oil tray capacity | 3.0 mL |
| Oil contact parts | PP tray with a silicone seal, both rated for citrus, eucalyptus and tea tree blends |
| Scent intensity control | Three intensity steps, and scent can run with the mist switched off |
| Scent run time per tray fill | 10.0 hours |
| Oil use per hour | 0.3 mL per hour |
| Water type | Tap water or distilled in the tank; a demineralisation cartridge drops into the filler neck |
| Mineral dust handling | Cartridge optional, recommended wherever the supply is hard |
| Fill method | Top fill through a 58 mm opening, filled in place from a jug |
| Battery pack | Not fitted, runs from the USB-C supply |
| Cordless run time | Not applicable, mains or USB powered |
| Charge time | Not applicable, no internal cell |
| Power input | USB-C 5V/1A, runs from a laptop port or a phone charger |
| Rated power on the high step | 2.6 W |
| Control interface | Touch strip with three mist steps, scent off, a two, four or eight hour timer |
| Network link | Wi-Fi 2.4 GHz with Bluetooth fallback for first pairing |
| App platform | iOS 14 or later and Android 9 or later, scent and mist scheduled separately |
| Voice assistant support | Amazon Alexa and Google Home for on off, mist step and scent step |
| Humidistat range and accuracy | target band 30 to 75 percent in 5 percent steps, held within 3 percent |
| Scheduling | Seven day schedule with four events per day, states restored after a power cut |
| Night light | Warm ring below 4 lux with a seven-colour cycle, dimmable to fully dark |
| Protection | Dry-run shut-off by tank float, tilt switch, overcurrent limit on the adapter |
| Dimensions | 12.6 x 12.6 x 18.4 cm |
| Weight | 407 g |
| Warranty | 12 months |
| Shipped kit | Standard build, 1 x USB-C cable, 1 x cleaning brush, 1 x oil pipette, instruction leaflet, retail box |
| Units per master carton | 48 |
| Lead time | 15-25 days |
Buyers in Colombia are not buying fragrance so much as buying a stop to a specific complaint: a dry throat in the morning, a room that smells shut, a child waking coughing, or a guest who mentions the air in a review. Two routes dominate access. The traditional route is importer to distributor to retail; the faster one is the cross-border seller who buys direct, preps for the marketplace and skips two margin layers.
Returns in the 23dB Aroma Humidifier category cluster around three causes: mineral dust on hard water, a scent that is stronger than the room wants, and a tray that cannot be cleaned. All three are answered at quotation stage rather than after arrival. This is why the table above states figures by model rather than by marketing tier: a buyer comparing two SKUs needs the noise on the sleep step, the run time per fill and the oil handling side by side, because those three predict both satisfaction and return rates better than any other set.
Wanlin serves Colombia through three programmes that suit different balance sheets. New partners start with sample evaluation then a mixed trial order. Established distributors move to scheduled container shipments with locked pricing windows. Brand owners run private-label programmes with their own artwork and manuals. In all three cases the factory documentation, including the certificates and oil declarations listed further down this page, references the specific model code on the order rather than a generic family certificate, which is the most common cause of customs delay in this category. For this configuration that means 13.5 mL per hour at 20.8 dB, holding 23.7 hours per fill and 10.0 hours of scent across an 11 sq m (115 sq ft) room.
The decision that matters most in this category is not output, it is what the unit does with dissolved minerals, and it is the one most often sold badly. An ultrasonic disc atomises water, and with it everything dissolved in that water, so on a hard supply the minerals become airborne and settle as a fine white film on whatever is nearby. Two answers exist and we build both: a demineralisation cartridge in the tank, which is a consumable with a real working life, or a scented build run on distilled water in markets where the supply is known to be hard.
The second decision is the cleaning path, which is an engineering decision long before it is a marketing one. Standing water at room temperature grows biofilm, and a tank with oil residue in it grows it faster, so the honest interval is every five to seven days in continuous use and every three to four days where a scent is run daily. A tank a hand cannot reach into is a tank that never gets cleaned properly, which is why the openings on this range are sized for a hand and a brush rather than for a photograph.
The third is the control loop. A fixed mist step ignores the room entirely, so a sealed room overshoots while a draughty one never arrives, and a scented room that overshoots is a room that smells wrong. A humidistat with a stated target band, fed by a sensor calibrated at the factory and re-checkable by the buyer with an ordinary hygrometer, is the difference between a product that holds a number and one that merely runs. The WL-AH01B (STD) packs 48 units to a carton, carries 12 months of warranty cover and a 15-25-day stated lead time, and draws 2.6 W on the high step.
Three deployment records from the 23dB Aroma Humidifier programme, each with the conditions that shaped it. Site detail is kept because it is the part that transfers: the water, the ceiling, the rota and the complaint are what decide whether a unit stays in service, and none of them appear on a specification sheet.
Deployment: A home textiles shop with a basement stockroom and a street-level showroom
Timing: Ten months from March 2025
The showroom is where the scent goes and the stockroom is where it must not: fabric stored with a scented mist picks up the smell and customers notice it weeks later in their own homes. The shop bought three units, configured two for the showroom with a scent step and one for the basement with the tray empty and a target of 50 percent for the fabric. The distinction was the shop's idea, and we have quoted it to every textile retailer since.
Deployment: A guest house in a palazzo under the porticoes, eight rooms on the second floor of a 17th-century building
Timing: Two years from April 2024
Two constraints shaped this order and neither was on a specification sheet. The first was that the rooms are small and the beds are close to the wall sockets, so the unit had to be quiet at arm's length rather than at a metre. The second was that the owner changes the scent with the season - citrus in summer, something heavier in November - which only works if the tray can be emptied and refilled without a wash. A drawer-style pad holder went in over a fixed tray for exactly that reason.
Deployment: A coffee roastery with a tasting counter and a small training room behind it
Timing: Ten months from May 2025
The roastery wanted a humidifier for the training room, and the answer to the scent question was no - the room is used to calibrate noses, and adding eucalyptus to a room where people learn to smell is absurd. It went in as water-only humidification at a fixed step. The detail worth keeping is that the roastery kept the tray anyway, because a buyer who can disable a feature is a buyer who can resell the unit into another room later.
The pattern across all three is that the deciding factor was never peak output. It was whether the tank lasted a full shift, whether the oil could be refilled inside the round, and whether anyone complained about the smell or the dust. Those are the questions we ask before quoting. The WL-AH01B (STD) packs 48 units to a carton, carries 12 months of warranty cover and a 15-25-day stated lead time, and draws 2.6 W on the high step.
Four placement patterns cover most of the enquiries we see for this category. The useful observation is that each one is answered by configuration and placement rather than by buying a larger unit, which is the default reflex and usually the wrong one.
| Scenario | Room or site | What the site needs | What the unit does |
| SC03-WORKDESK | A single workstation with a laptop, a phone and a shared air supply | Moisture at the desk, and no smell a neighbour can object to | A compact chassis on the low step, placed upwind of the face rather than beside the keyboard, with the scent step left off in shared space. |
| SC05-TREATMENT | Rooms booked back to back, where the scent has to leave before the next client | A scent that clears between appointments rather than building up | Scent and mist run on separate timers, so the room can be scented for a session and cleared with plain mist before the next client arrives. |
| SC07-CABIN | Parked vehicles that sit in the sun, where heat and smell arrive together | A sealed lid and a scent mild enough for a closed cabin | A cup-holder chassis with a sealed base runs on the vehicle supply, one scent level only, and stops when the disc runs dry. |
| SC09-HALL | Open-plan lobbies with a ceiling well above a residential one | Output sized against volume, with a target rather than a step | A large-tank chassis holds a measured target and stops when the room arrives, which is the only way a tall space is controlled rather than merely filled. |
Two of these four are decided before the unit is switched on: whether the tank lasts the interval the site can actually service, and whether the scent level is one the room will accept. For this configuration that means 13.5 mL per hour at 20.8 dB, holding 23.7 hours per fill and 10.0 hours of scent across an 11 sq m (115 sq ft) room.
Buying direct changes three things that no catalogue can show. The first is the bill of materials. A trading company quotes a price; a factory can tell you which disc, which seal and which tray is inside the unit, and what each of them costs to replace. That matters more here than in most categories, because the parts that wear are the parts that meet the oil, and they are the parts that decide whether the product is still in service in March.
The second is what happens when something goes wrong at the destination. A defect that traces to a single component is a component we stock, and it rides in the next container at the cost of the part rather than at the cost of a replacement unit. A distributor who cannot supply a seal or a pad loses the next appliance order along with the goodwill.
The third is the ability to say no. We will decline an ultrasonic build for a hard-water market without the cartridge, and we will decline a resin-heavy oil programme on a chassis with standard silicone seals, because both configurations produce a return rate rather than a reorder. A factory that can change the build is the only kind of supplier that can give that answer honestly. The WL-AH01B (STD) packs 48 units to a carton, carries 12 months of warranty cover and a 15-25-day stated lead time, and draws 2.6 W on the high step.
Market access for this product is mostly a documentation exercise, and the mapping is stable. Europe wants the CE technical file, an EMC report and IEC 60335-1. North America adds FCC documentation for the digitally controlled models. Japan and Korea issue against PSE and KC, Australia and New Zealand against RCM, and all four want the certificates to name the model being shipped.
The second thing worth knowing is what a certificate does not cover. It does not cover the scent, and a hospitality or childcare buyer will ask about the oil before it asks about EMC. We hold the IFRA statement, the allergen declaration and the MSDS per blend, plus a flash point figure for the transport classification, and those four are the documents that most often decide a hotel or clinic order.
The third is the battery and oil overlay together. Where a cell is fitted and an oil set ships in the retail box, both sit on top of the appliance documentation and each adds a step at freight booking. For a buyer shipping to several markets at once, the cheapest route is to declare the full destination list and the full oil list at quotation stage so the documentation is raised once, in one package, rather than market by market as each order lands. For this configuration that means 13.5 mL per hour at 20.8 dB, holding 23.7 hours per fill and 10.0 hours of scent across an 11 sq m (115 sq ft) room.
The economics of this line are an annuity, not a one-off sale, and buyers who plan it that way outperform the ones who do not. The appliance is the entry; the cartridge, the pad, the replacement disc and, on most programmes, the oil are the repeat, and in the pharmacy, gift and hospitality channels the consumable revenue overtakes the appliance revenue within the first year.
Freight is the part that needs doing carefully. At 0.179 cubic metres per carton of 48 units, a 40 ft container carries roughly 12,528 units by volume, and a 20 ft about 5,664. Those are upper bounds before pallet and loading losses, and the honest planning figure is a little below them.
What we suggest to a first-time buyer is deliberately unglamorous: a mixed trial order across two or three SKUs, spares at one disc per twenty units, a stated lead time of 15-25 days written on the proforma invoice, and a re-order point set by sell-through rather than by calendar. On the WL-AH01B (STD) the figures worth carrying into the next order are the 320 mL tank, the 10.0 hours of scent per oil fill, and the 20.8 dB reading on the sleep step.
What order size does Wanlin accept for a first aroma humidifier shipment?
200 units per SKU on standard builds, 300 where a custom colour or private-label packaging is involved, and several models may share one container provided each SKU clears its own minimum. For a buyer testing the category for the first time, a mixed container is the lower-risk route and is the one we recommend over a single-SKU container on an unproven model.
Is the scent too strong for a bedroom, and can it be switched off?
Scent is the most common cause of a unit being unplugged, so this range treats it as a setting rather than a feature. WL-AH01B offers three intensity steps, and scent can run with the mist switched off, and the tray can be left empty entirely, which is what most nurseries, shared offices and clinical rooms specify. A bedroom on the low step sits well under anything a neighbour would notice, and the light, warm ring below 4 lux with a seven-colour cycle, dimmable to fully dark, switches fully off.
Will an ultrasonic aroma humidifier put mineral dust on dark furniture?
On hard water, yes, unless the build deals with it. The disc atomises the water and everything dissolved in it, and the minerals settle as a white film. For WL-AH01B-STD the answer built into the specification is cartridge optional, recommended wherever the supply is hard. Where a buyer wants the question removed entirely, running on distilled water removes it without any cartridge.
What documentation comes with an aroma humidifier shipment for customs?
CE technical file, RoHS and REACH declarations, an EMC report and the IEC 60335-1 appliance safety report as standard, plus UN38.3, IEC 62133 and MSDS on any build carrying a cell, and FCC for the digitally controlled models going to North America. Where oil ships with the unit: an IFRA statement of conformity, an allergen declaration, an MSDS per blend and the flash point figure that decides transport classification. Every document names WL-AH01B rather than a family, which is what a customs officer checks.
Is private label available across the aroma humidifier range?
Across the whole range, including housing colour, logo, retail artwork, manual language, the accessory kit and the gift-box configuration. Most of it works inside existing tooling, so it does not add engineering time. What it does add is a decision about consumables, and we raise that early because the cartridge and pad choices affect the return rate more than any artwork decision does.
What is the cleaning routine, and how much staff time does it take?
Five to seven days in continuous use, or three to four where a scent runs daily, with a dry-out before any period of storage. The routine takes under two minutes on this chassis because the tank opening is wide enough for a hand and a brush, which is deliberate. A narrow-neck tank takes longer, gets cleaned less often, and eventually gets replaced - which is the real cost of a cheap moulding. Where a Colombia supply is hard the interval shortens rather than lengthens, and we would rather say that at quotation stage than have a buyer discover it from a complaint.
What happens if a unit fails inside the warranty period?
12 months on WL-AH01B against manufacturing defect. In practice most failures outside the warranty period are a worn disc, a scaled cartridge or a seal that has met the wrong oil rather than a faulty appliance, which is why we stock all three as separate lines and ship them with the units. A distributor who can supply the part keeps the customer.
What is the timeline from sample approval to a shipped container?
From approved sample to a shipped container, 15-25 days for first production plus the freight booking step, which is longer on battery builds because of the cell documentation and on any order carrying oil because of the transport classification. Sampling itself is 5 to 7 working days on an existing specification. We put the production figure on the proforma invoice so it is a commitment rather than an estimate.
This is a programme for buyers who intend to reorder. The first order is rarely the profitable one for either side; what makes it worthwhile is a range that can be relisted next season without a new test round, a spares line that keeps customers, and a consumable that brings them back.
It suits distributors building an air-treatment or home-fragrance shelf, brand owners who want a chassis they can put their own artwork on, gift and fragrance companies planning an oil line alongside the appliance, hospitality groups standardising across several properties, and cross-border sellers who need prep done before the container moves.
It suits less well anyone whose only criterion is the lowest unit price, because the price difference between a well-built unit and the cheapest one on the market is smaller than the cost of the returns it prevents, and in this category the returns arrive as swollen seals and filmed discs rather than as dead appliances. The WL-AH01B (STD) packs 48 units to a carton, carries 12 months of warranty cover and a 15-25-day stated lead time, and draws 2.6 W on the high step.
First orders go wrong in two predictable places, and both are administrative. The first is documentation raised against the wrong model code, which stops a container at the destination for a reason that has nothing to do with the product. The second is a packing list decided after production begins, which forces either a second shipment or a compromise on the spares - and, in this category, a compromise on the oil.
The sequence that avoids both is short. Agree the specification, the destination list and the oil list; evaluate a sample on that specification; confirm the packing list including consumables; then release production against a stated lead time written on the proforma invoice.
For a buyer new to the category we also suggest a mixed container across two or three SKUs rather than a single-SKU container, because the sell-through data from one mixed shipment is worth more than any forecast either side can produce in advance. For this configuration that means 13.5 mL per hour at 20.8 dB, holding 23.7 hours per fill and 10.0 hours of scent across an 11 sq m (115 sq ft) room.
If there is one thing to take from this page, it is that the oil path and the water answer are the two that decide the return rate, and both can be checked before an order is placed. Lift the tray on a sample and look at what the oil touches, and put the unit on the water it will actually be sold with.
Everything else - output, coverage, run time, oil use, documentation - is measurable and published here so it can be verified rather than taken on trust. Where the answer depends on the room we say so rather than quoting a number that only holds in a laboratory.
Wanlin supplies this range as a manufacturer and is open to partnership with distributors, brand owners, fragrance and gift companies, hospitality and facilities buyers, cross-border sellers and export traders. Samples, specification sheets and certificates are available on request. On the WL-AH01B (STD) the figures worth carrying into the next order are the 320 mL tank, the 10.0 hours of scent per oil fill, and the 20.8 dB reading on the sleep step.
Published by: Wanlin Manufacturing Group, MistAirHome Export Division
Published on: September 30, 2026
Data sources: in-house factory testing + misting disc and oil tray specifications + certification and oil declaration files + partner deployment records
Company address: Wanlin Group, Building B, Building 1, Beisida Medical Device Building, 28 Nantong Avenue, Baolong Community, Baolong Sub-district, Longgang District, Shenzhen, Guangdong, China
References: factory quality manual + third-party test reports + customer shipment records
Contact: Mistairhome@163.com / +8613261677119 / https://www.mistairhome.com
