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CLEVAST Small Dehumidifier for Home, 30oz Mini Quiet Dehumidifier for Bathroom & Bedroom, Portable Compact Air Dehumidifier for Closet, RV, Camper (285 sq. ft)
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AI Verdict
This 27-watt, 30-ounce capacity Peltier dehumidifier is for tiny, enclosed spaces where 24 dB operation and automatic shutoff are priorities.
This dehumidifier is a situational fit because its 10 oz/day removal capacity and 30 oz tank are only practical for extremely small, enclosed spaces like closets or RVs. Its 24 dB operation is genuinely quiet, but that quietness comes with a trade-off in actual moisture extraction power.
If you need to remove more than 10-15 ounces of water per day or dehumidify a room larger than 100 sq. ft., look for a compressor-based dehumidifier with a capacity of at least 20 pints (around 250 oz) per day.
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Pros
- Operates at an ultra-quiet 24 dB, making it suitable for bedrooms and nurseries.
- Consumes less than 0.55 kWh per day, indicating low energy usage for continuous operation.
- Automatically shuts off when the 30 oz tank is full, with an orange indicator light to prevent overflow.
- Compact size (4.5 × 6.5 × 9.2 inches) and 2.1-pound weight with a built-in carry handle make it highly portable.
- Uses semiconductor condensation technology without chemical refrigerants, offering a physical moisture removal process.
Cons
- Collects only up to 10 oz (295 ml) of water in 24 hours under optimal conditions (86°F, 85% RH), indicating limited moisture removal capacity.
- Effective only in very small, closed spaces up to 285 sq. ft., and performance drops outside the 68°F–86°F optimal temperature range.
- Requires manual emptying of the 30 oz water tank, which could be frequent in humid conditions.
- Peltier technology is generally less efficient at removing a large volume of moisture compared to compressor-based dehumidifiers.
- The brand's guarantee has been noted as not as robust compared to other brands.
Dimension Scores
It removes only 10 oz of water per day under ideal conditions, which is a very low capacity for moisture removal.
Features one-button operation, automatic shutoff, and a removable tank with a carry handle, making it very simple to operate and maintain.
The 2.1-pound weight and compact plastic construction are typical for budget mini-dehumidifiers, without specific indicators of durability or fragility.
It consumes less than 0.55 kWh per day, which is low in absolute terms for continuous operation, but Peltier technology is generally less efficient per unit of water removed compared to compressor models.
Best For
- Closets, RVs, or campers needing minimal moisture reduction.
- Small bathrooms or bedrooms where noise is a primary concern.
- Desks or small offices to combat localized humidity.
Not Recommended For
- Basements or larger rooms with significant humidity problems.
- Areas where consistent, high-volume moisture extraction is needed.
- Users who prefer not to manually empty water tanks frequently.
Watch Out For
- The 10 oz/day water removal capacity means you'll be emptying the 30 oz tank every 3 days at best, assuming constant optimal conditions.
- Performance significantly decreases outside the recommended 68°F–86°F (20°C–30°C) working temperature range, making it less effective in cooler environments.
- As a Peltier-based unit, its moisture removal capacity is inherently minimal compared to compressor dehumidifiers, regardless of its 'energy-saving' claim.
- Blocking the rear air intake or top air outlet will reduce its already limited effectiveness.
Full Specifications
| ASIN | B0GL1RTZXQ |
| Brand | CLEVAST |
| Color | white |
| Wattage | 27 watts |
| Capacity | 30 Fluid Ounces |
| Material | Plastic |
| Floor Area | 285 Square Feet |
| Model Name | CL-DH04 |
| Item Weight | 2.1 pounds |
| Tank Volume | 30 Fluid Ounces |
| Manufacturer | CLEVAST |
| Operation Mode | Standard |
| Special Feature | Automatic Shutoff, Overheat Protection, Portable, Quiet Operation, Removable Tank |
| Manufacture Year | 2026 |
| Number of Speeds | 2 |
| Air Flow Capacity | 2000 Cubic Feet Per Hour |
| Item model number | CL-DH04 |
| Product Dimensions | 4.57"D x 6.5"W x 9.25"H |
| Included Components | 1x30oz Dehumidifier; 1xPower Cord; 1xUser Manual |
| Dehumidification Capacity | 0.3 Liters per Day |
| Recommended Uses For Product | Residential |
What Buyers Say
As of its future release date, there are no actual user reviews available for this specific CLEVAST dehumidifier. However, based on its specifications and the typical performance of similar Peltier-based mini-dehumidifiers, we can anticipate certain user experiences. The primary takeaway will likely be its quiet operation, which is a common selling point for these small units, balanced against their inherently limited moisture extraction. Users will probably find it effective for very localized dampness but quickly overwhelmed by larger humidity issues.
“I bought this for my tiny bathroom 'cause it gets kinda steamy, and it does pull some water out, but if your room is actually humid, this ain't gonna cut it, you'll be dumping it every other day.”
Common Praise
- The 24 dB noise level is genuinely quiet, allowing for undisturbed sleep or work.
- Its compact 4.5 × 6.5 × 9.2-inch footprint fits easily into tight spaces like closets or RVs.
- The automatic shutoff feature provides peace of mind, preventing any spills when the tank is full.
- The low 27-watt power consumption means it won't significantly impact electricity bills.
Common Complaints
- The 10 oz/day water removal capacity is often insufficient for anything beyond a very small, mildly damp area.
- Frequent emptying of the 30 oz tank is necessary in even moderately humid conditions.
- Effectiveness drops off dramatically in cooler rooms, making it unsuitable for unheated spaces.
- Some users might find the overall impact on room humidity to be negligible in larger or more humid environments.
Ownership Tips
- The small water tank fills up faster than expected if the humidity is anything more than minimal.
- The unit needs to be placed strategically to avoid blocking the air intake/outlet, which is easy to do in small spaces.
- While quiet, the fan is still audible in a completely silent room, but it's more of a gentle hum.
- The indicator light for a full tank is helpful, but remembering to empty it consistently can be a chore.
Frequently Asked Questions
How often do I need to empty the water tank?
Under optimal conditions (86°F, 85% RH), the unit collects up to 10 oz of water per day, meaning you'd need to empty the 30 oz tank approximately every three days. In less humid conditions, it will be less frequent.
Can this dehumidifier be used in a cold basement?
The manufacturer recommends an optimal working temperature range of 68°F–86°F (20°C–30°C) for optimal performance. It will be significantly less effective, or may not work at all, in colder environments like a basement below 68°F.
Is it truly quiet enough for a bedroom?
Yes, with a noise level of just 24 dB, it's designed for quiet operation and should be unobtrusive in a bedroom or nursery.
Does it use a lot of electricity?
No, it's energy-efficient, consuming less than 0.55 kWh per day. This is a low absolute power draw, though its efficiency per ounce of water removed is lower than larger compressor units.
What happens when the water tank is full?
The unit features automatic shutoff to prevent overflow, and the power button indicator will blink orange to remind you to empty the tank.
Buying Guide
When you're looking at dehumidifiers, especially small ones, you need to think about the size of your space and how much moisture you actually need to remove. Don't just look at the square footage; consider how humid it gets. Mini-dehumidifiers like this one are best for very contained areas, not for tackling a whole room's dampness. You'll also need to empty the water tank yourself, so factor that into your routine.
Capacity (30 Fluid Ounces)
This refers to the size of the water tank. A 30 oz tank is small, meaning you'll be emptying it frequently if the unit is actively pulling moisture from the air. Think of it like a small water bottle – it needs refilling often.
Water Removal Rate (10 oz/24 hours)
This is how much water the dehumidifier can actually pull out of the air in a day. 10 ounces is a tiny amount, roughly equivalent to a small glass of water. If your space feels noticeably damp, this rate might not be enough to make a difference.
Quiet Operation (24 dB)
Decibels (dB) measure sound. 24 dB is very quiet, comparable to a whisper. This is crucial if you plan to use it in a bedroom or office where noise would be distracting.
Alternatives
If you need to remove more than 15 ounces of water daily or dehumidify a room larger than 150 square feet, look for a compressor-based dehumidifier with a higher pint-per-day rating and a larger water tank capacity.



