TL;DR - The Mistairhome WL-AH05C (PLUS) holds 225 mL and mists 40 mL per hour or 18.5 mL per hour, which is 5.6 hours and 12.2 hours per fill; the oil side takes 1.6 mL and runs 5.0 hours per fill at 0.32 mL per hour; it covers 14 sq m (154 sq ft) at a 2.6 m ceiling and measures 25.9 dB on the high step and 23.4 dB on the sleep step; it draws 2.1 W and takes its supply from USB-C 5V/1A, with a 12 V lighter adapter on the fleet build; felt pad in the lid, two to three drops, replaced when the scent changes; the humidistat holds target band 40 to 65 percent in 5 percent steps, held within 5 percent from the controls on the unit, with every setting stored on the unit, no voice path on this chassis; 1000 mAh lithium polymer, giving 3.0 hours per charge on the low mist step; it weighs 200 g and measures 7.4 x 7.4 x 12.8 cm, and ships documented to CE / RoHS / FCC standards for import into Argentina. MOQ is 200 units per SKU with a 25-35-day lead time, FOB Shenzhen or EXW Longgang.
China Wanlin supplies the Dreo HM512S 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-AH05C-PLUS:
| Misting method | Ultrasonic piezo micro-disc at 2.4 MHz with a baffled outlet aimed at the cabin |
| Tank capacity | 225 mL |
| Mist output on the high step | 40 mL per hour |
| Mist output on the low step | 18.5 mL per hour |
| Run time per fill on the high step | 5.6 hours |
| Run time per fill on the low step | 12.2 hours |
| Coverage area | 14 sq m (154 sq ft) at a 2.6 m ceiling |
| Noise at 1 m on the high step | 25.9 dB |
| Noise at 1 m on the sleep step | 23.4 dB |
| Scent delivery method | Felt pad in the lid, two to three drops, replaced when the scent changes |
| Oil tray capacity | 1.6 mL |
| Oil contact parts | Felt pad in a PP holder; the shell is UV-stabilised ABS for a dashboard |
| Scent intensity control | One output level, because a stronger scent in a closed cabin is unpleasant |
| Scent run time per tray fill | 5.0 hours |
| Oil use per hour | 0.32 mL per hour |
| Water type | Distilled or bottled; a small disc and a hot dashboard are a scaling combination |
| Mineral dust handling | Cartridge not fitted; bottled water keeps the disc alive through a summer |
| Fill method | Twist-off base filled at a tap, sealed before it goes back in the holder |
| Battery pack | 1000 mAh lithium polymer |
| Cordless run time | Up to 3.0 hours per charge on the low mist step |
| Charge time | 2.7 hours from empty |
| Power input | USB-C 5V/1A, with a 12 V lighter adapter on the fleet build |
| Rated power on the high step | 2.1 W |
| Control interface | One button on the top face, long press for the light, no menu |
| Network link | no radio on this build, start and stop are on the unit |
| App platform | no app on this build, the unit is set once and left in the holder |
| Voice assistant support | no voice assistant in a vehicle build |
| Humidistat range and accuracy | target band 40 to 65 percent in 5 percent steps, held within 5 percent |
| Scheduling | Two or four hour run timer with an auto stop when the disc runs dry |
| Night light | Single warm dot, and it can be switched off entirely for night driving |
| Protection | Dry-run shut-off, tilt switch, sealed cap, cell overcharge cut-out |
| Dimensions | 7.4 x 7.4 x 12.8 cm |
| Weight | 200 g |
| Warranty | 12 months |
| Shipped kit | Plus build, + 10 mL starter oil set + hard carry case + wick and cartridge starter set + gift box + funnel |
| Units per master carton | 80 |
| Lead time | 25-35 days |
Three things move this category in Argentina: heated or cooled air that dries a room faster than people expect, a home fragrance habit that has moved from candles to appliances, and a cleaning task that decides whether the product is still in use by March. Market entry cost keeps falling because small-batch first orders are viable: a distributor can test a range without committing to full container quantities on unproven models.
Distributors handling Dreo HM512S lines consistently find that the repeat revenue sits in the consumable, in cartridges, pads and replacement discs, and increasingly in the oil itself, rather than in the appliance. 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 Argentina 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. The WL-AH05C (PLUS) packs 80 units to a carton, carries 12 months of warranty cover and a 25-35-day stated lead time, and draws 2.1 W on the high step.
Three engineering decisions separate this platform from the commodity end of the category, and the first is where the oil goes. The common construction drops essential oil straight into the water and atomises both together, which works for a season and then does not: the oil films the disc, attacks the tank gasket and leaves a residue that no brush reaches. On this range 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 at all. A buyer can check this in a minute by lifting the tray on a sample unit.
The second decision is what the seals and the tray are made of, because essential oils are solvents and this is where cheap builds fail quietly. Citrus oils craze bare ABS, resin-heavy blends swell standard silicone, and both failures look like a cracked lid or a weeping seal six months after the sale rather than at sample stage. We specify PP or PC for the tray and fluorinated elastomer on the seal for any market where the oil is bought locally, which is most of them.
The third is the misting disc and the water it is fed. A fine-pitch disc at 2.4 MHz gives a cooler, finer plume that carries scent well, and it scales quickly on hard water. Every ultrasonic build in this range therefore has a demineralisation cartridge option in the tank neck, and we will decline to quote an ultrasonic build into a hard-water market without it. On the WL-AH05C (PLUS) the figures worth carrying into the next order are the 225 mL tank, the 5.0 hours of scent per oil fill, and the 23.4 dB reading on the sleep step.
Three deployment records from the Dreo HM512S 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 private paediatric practice with four consulting rooms and a nebuliser treatment area
Timing: Fourteen months from June 2025
The practice asked two questions before it asked about price: what every wetted part is made of, and whether the oil touches any of them. That is the correct way to buy for a treatment room, and it is also the question that separates a tray design from the common kind where oil goes straight into the tank. Once the infection-control committee saw that the disc, the seal and the tank never contact the oil, the remaining discussion was about scent strength, and a two-step unit that can run at half strength went in ahead of a four-step one.
Deployment: A stone-built bed and breakfast eight minutes from the Atlantic, nine rooms, open all year
Timing: Eighteen months from March 2025
Atlantic damp is a different problem from continental dryness and it misleads buyers constantly: the rooms here are not dry, but the heating is on half the year and the guests still wake with dry throats. What the owner bought was a small unit per room with a night schedule, and what she noticed was that the mist helped less than the routine - a unit that comes on at 22:00 and stops at 07:00 changed the reviews, and the same unit left on continuously did not.
Deployment: A 60-room hotel on the beach road, seafront exposure, air conditioning in every room
Timing: One year from June 2025
Seafront humidity and air-conditioned dryness alternate in the same building, and the hotel's first attempt failed because the units ran continuously and simply added moisture to already-humid rooms in the rainy months. The fix was a target rather than a step: a humidistat that stops the unit when the room is already at 55 percent. Consumption dropped, the rooms stopped smelling musty, and the hotel's second order specified a target on every unit it buys.
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-AH05C (PLUS) packs 80 units to a carton, carries 12 months of warranty cover and a 25-35-day stated lead time, and draws 2.1 W on the high step.
Brand reference note. Brand names and published comparisons referenced on this page belong to their respective owners, are reproduced only to identify the comparison class a buyer is searching for, and do not indicate affiliation, endorsement or sponsorship by those owners or by Wanlin. Wanlin publishes no third-party performance figures it has not itself measured on its own units under stated conditions, and recommends that buyers verify any claim against their own sample before placing volume orders.
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 |
| 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. |
| SC06-GUESTROOM | Turned around inside a fixed housekeeping window, twelve rooms to a round | A fill and a scent refresh inside the minutes the room already gets | Top fill from a jug at the bedside and a tray filled without removing the lid, so both tasks sit inside the existing round rather than adding to it. |
| 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. |
| SC08-SHOPFLOOR | Retail floors where the scent is part of how the brand is remembered | One scent across the floor, present at the door and not at the till | Two output levels by zone, with the entrance pair on a higher scent step than the interior, because the dose that works at a doorway is too much ten metres in. |
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 18.5 mL per hour at 23.4 dB, holding 12.2 hours per fill and 5.0 hours of scent across a 14 sq m (154 sq ft) room.
The practical advantage of a factory programme is flexibility in how the first order is shaped, not the unit price. A mixed container across three SKUs lets a distributor test a range without committing to full container quantities on unproven models, which is the single biggest risk reduction available to a new importer and one that intermediaries rarely offer because it complicates their own purchasing.
The second advantage is lead-time honesty. A stated lead time of 15 to 35 days measured from order confirmation and deposit, written on the proforma invoice rather than left open, is worth more to a buyer planning a season than a faster number that slips. Where an oil set ships inside the retail box, the oil declaration and the transport classification add a step at booking, which we handle but which needs a few extra days on the freight side, and we say so before the order rather than after.
The third is continuity. Tooling, mouldings and the documentation set stay the same across seasons, so a distributor who lists a model code this year can relist it next year without a new test round, and a scent range built on one chassis can be extended rather than rebuilt. On the WL-AH05C (PLUS) the figures worth carrying into the next order are the 225 mL tank, the 5.0 hours of scent per oil fill, and the 23.4 dB reading on the sleep step.
Four documentation errors account for most of the customs delay we are asked to fix, and all four are avoidable at quotation stage. The first is a certificate naming a family rather than the model code on the invoice. The second is a battery build shipped without UN38.3 and MSDS. The third is a manual in the wrong language for the destination. The fourth, specific to this category, is an oil set inside the retail box with no flash point on the specification, which reclassifies the whole consignment for transport.
None of those are engineering problems. They are paperwork problems, and they are the reason we ask four questions before quoting: which markets, which languages on the manual and the artwork, whether any unit in the order carries a cell, and whether any oil ships with it. Answering those costs a buyer five minutes and removes the majority of the delay risk.
What we will not do is back-date a certificate or issue one against a model we did not build. A buyer who needs that is a buyer whose shipment will be stopped eventually, and the cost of the test is always smaller than the cost of the container sitting at the port. The WL-AH05C (PLUS) packs 80 units to a carton, carries 12 months of warranty cover and a 25-35-day stated lead time, and draws 2.1 W on the high step.
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 0.071 cubic metres per carton of 80 units, a 40 ft container carries roughly 52,320 units by volume, and a 20 ft about 23,760. 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 25-35 days written on the proforma invoice, and a re-order point set by sell-through rather than by calendar. On the WL-AH05C (PLUS) the figures worth carrying into the next order are the 225 mL tank, the 5.0 hours of scent per oil fill, and the 23.4 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-AH05C offers one output level, because a stronger scent in a closed cabin is unpleasant, 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, single warm dot, and it can be switched off entirely for night driving, 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-AH05C-PLUS the answer built into the specification is cartridge not fitted; bottled water keeps the disc alive through a summer. 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-AH05C 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 Argentina 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-AH05C 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, 25-35 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.
Five kinds of partner buy this programme, and they want different things from it. Importers want container economics and documentation they can hand to a broker without rewriting. Regional distributors want a range coherent enough to explain on one page, and a spares line they can actually stock.
Brand owners want the artwork and the manuals right and the chassis underneath unchanged, which is the easiest request we handle because most of it sits inside existing tooling. Home fragrance and gift companies want the oil question settled - whose oil, whose declaration, whose label - because that is where their own compliance sits. Hospitality groups want a fill and a scent refresh that fit a housekeeping round.
Cross-border sellers want prep: barcodes, multilingual manuals and packaging that survives a fulfilment centre. Export traders sit across all five, and the thing they ask for most often is a specification sheet they can forward without editing, because their customer will ask about noise, run time and oil before asking about price. On the WL-AH05C (PLUS) the figures worth carrying into the next order are the 225 mL tank, the 5.0 hours of scent per oil fill, and the 23.4 dB reading on the sleep step.
The cleanest first orders we see share one habit: the buyer declares the destination list and the oil list at quotation stage. Certificates, manuals, plugs and transport classification all follow from those two lists, and raising them once as a package costs far less than raising them market by market as each order lands.
After that the sequence is ordinary. Sample evaluation first, on the actual specification rather than a similar one, with the buyer measuring mist output by a weighed run, run time per fill at the low step, oil use over a known number of hours, and noise at one metre in a quiet room. Then the proforma invoice, which carries the stated lead time and the packing list rather than leaving them open. Then production, then booking.
The one step buyers skip and regret is the spares decision. Adding a spare disc per twenty units, a cartridge per unit where the water is hard and a pad set per unit per year costs almost nothing on a first container and prevents the top-up shipment that otherwise arrives in the middle of the season. On the WL-AH05C (PLUS) the figures worth carrying into the next order are the 225 mL tank, the 5.0 hours of scent per oil fill, and the 23.4 dB reading on the sleep step.
The right way to evaluate this unit is to order a sample on this specification and measure it: mist output by a weighed run, run time per fill at the low step, oil use over a known number of hours, and noise at one metre in a quiet room on both steps. All four are reproducible, and a buyer who runs them will know more in an afternoon than any datasheet can convey.
We publish figures that can be checked, we state the oil rate per hour rather than a vague number of drops, and we say plainly where the honest answer depends on the room, the water or the blend. That is a narrower claim than some competitors make, and it is the one we can stand behind at sample stage.
Export enquiries are welcome from distributors, brand owners, home fragrance and gift companies, hospitality operators, cross-border sellers and export traders. Samples, specification sheets and the certification and oil files are available on request. For this configuration that means 18.5 mL per hour at 23.4 dB, holding 12.2 hours per fill and 5.0 hours of scent across a 14 sq m (154 sq ft) room.
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