Humidifier Size Guide
Choose a humidifier for a bedside area, bedroom, or large room by weighing tank size, runtime, refill hassle, and humidity readings.
Dreo HHM774S Smart Evaporative Humidifier Large Room: 800 ml/h high output
Living in a dry climate, you know the struggle: static shocks, dry skin, and wake up with a scratchy throat. The DREO Smart Evaporative Humidifier changes that. With 800ml/h output covering up to 1000 sq ft, it adds moisture evenly without mist or white dust. Your furniture and floors stay dry while you breathe easy.
The built-in sensor targets humidity with 5% accuracy. Set it to 45% in Auto Mode, and it quietly maintains that level all night. Fill the 10L tank and forget refills for up to 50 hours. Use the DREO app or Alexa to adjust in 1% increments or set a schedule.
The washable filter saves you money—just rinse it monthly. The scale-inhibitor cartridge reduces limescale, and the app reminds you when to replace. It's simple maintenance for consistent comfort.
Features
- Covers up to 1000 sq ft
- 50-hour runtime with 2.6 gal tank
- Precise humidity control within 5%
- Smart app & voice control
- Washable filter
- Scale-inhibitor cartridge
- 800 ml/h high output
General specs
- Brand: Dreo
- Model: HHM774S
- Seller: Retailer
- ID: B0FKYZ9TBW
- Type: Evaporative Humidifier
- Model: HHM774S
- Modes: Auto Mode, Manual, Sleep Mode, Dry Mode
- Runtime: 50 hours
- Fan Speeds: 6 levels, Fine-tune in 1% increments
- Filter Type: Washable Filter
- Coverage Area: 1000 sq ft
- Particle Size: 0.0004 μm
- Tank Capacity: 10 L, 2.64 gal
- Cartridge Type: Scale-Inhibitor Cartridge
- Smart Features: DREO App, Alexa Compatible, Google Assistant Compatible, Low Water Alert, Humidity Reports
- Control Methods: App Control, Voice Control (Alexa/Google)
- Moisture Output: 800 ml/h
- Safety Features: No White Dust, No Wet Surfaces, Dry Burn Prevention
- Humidity Accuracy: 5%
- Cartridge Lifespan: 150 L, 39.6 gal
- Filter Maintenance: Hand wash, Machine washable
- First listed by seller: May 28, 2026
If you are interested in more details, you can find full information on the seller's page.
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Shipping options
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| Brand | Dreo | VAGKRI | Vornado | Hiswelle | Hiswelle | Jingkey |
| Model | HHM774S | EVDC500 | ||||
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| Price | €139.85 | €104.88 | €104.88 | €61.18 | €55.05 | €139.85 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 28, 2026 | May 29, 2026 | May 20, 2026 | May 29, 2026 | Jun 24, 2026 | Jun 24, 2026 |
| Coverage Area | 1000 sq ft | 2000 sq ft | 1000 sq ft | 505 sq ft | ||
| Control Methods | App Control, Voice Control (Alexa/Google) | App (Tuya), Remote Control, Touch Screen | App (Tuya), Remote Control, Touch Panel | |||
| Capacity | 18 L | 8 L, 2.1 gal | 7 L, 1.85 gal | |||
| Dimensions | Unknown | Not specified | 8.6 × 7.4 × 25.1 in, 0.72 × 0.62 × 2.09 ft | |||
| Mist Levels | 5 | 3 | 3 | 4 | ||
| Mist Output | 200 mL/h, 300 mL/h, 400 mL/h, 500 mL/h, 700 mL/h | 350 ml/h | 350 ml/h | |||
| Control Humidity Range | 30%, 95% | 40-60% | Up to 90% RH | |||
Dreo HHM774S Black 800 ml/h high output
€139.85
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