Humidifier vs dehumidifier
Decide whether your room needs moisture added, moisture removed, or a humidity reading first. Compare tank, runtime, drain, control, and wrong-choice tradeoffs.
Air Quality Monitor for Home
Found 155 items
- Features
- Digital multi-gas sensor for indoor air quality monitoring
- Detects gases and volatile organic compounds (VOCs) including toluene, hydrogen, ethanol, NO2 and ozone
- Used for home and building automation, consumer goods, electrical appliances and air purification
- Features
- Accurate air quality monitoring
- Multi-functional environmental tracking
- Real-time alert system with sound notification
- Features
- High precision imported sensors for accurate temperature and humidity measurements
- Generates alarms with 80dB sound and flash light for immediate alerts
- Integrates with other smart home devices to maintain optimal indoor conditions
$36.60
- Features
- Monitors PM2.5, PM10, HCHO, TVOC, CO, and CO2 simultaneously
- Portable size for easy carrying
- Four-color alarm system for air quality levels
$11.86
- Features
- Accurate gas readings to the thousandth place for CO2, CO, and TVOC levels
- Self-calibration capability ensures reliable air quality results
- Compact design fits easily in various spaces
- Features
- Monitors six air quality indicators
- Real-time data reporting and visual display
- Intelligent linkage with smart home devices
- Features
- 10-in-1 comprehensive air quality analytics
- Reliable precision measurements with high accuracy sensors
- User-friendly display and intuitive controls
- Features
- 4-in-1 functionality for comprehensive safety
- High-decibel 70dB alarm with flashing lights
- Plug-and-play installation into wall sockets
$24.73
- Features
- Comprehensive air quality monitoring for 15 parameters
- High sensitivity sensors with precise readings
- Real-time display with timer for continuous tracking
$15.82
- Features
- 5-in-1 air quality monitoring for CO2, formaldehyde, TVOC, temperature, and humidity
- Real-time data with fast response high sensitivity sensors
- Adjustable backlight display for clear visibility
$22.75
- Features
- Carbon monoxide detection with real-time monitoring
- Combustible gas detection with hazard alerts
- Temperature and humidity monitoring for indoor comfort
$17.80
- Features
- Real-time CO detection with audible and visual alarms
- Temperature and humidity monitoring for indoor comfort
- Plug-and-play installation without wiring
- Features
- Tests 8 air quality parameters simultaneously
- WiFi connectivity for remote monitoring
- High-precision NDIR CO2 sensor
- Features
- High CO2 detect accuracy with advanced sensing technology
- Integrated temperature and humidity sensor for automatic compensation
- Compact and versatile design for easy integration
$13.84
- Features
- High precision air quality measurement with accuracy up to 0.001 mg/m³
- Clear 2.8 inch color screen display
- Long battery life with 30 hours usage after full charge
$26.22
- Features
- Comprehensive 12-in-1 air assessment with 9 real-time measurements
- User-friendly color LCD display for intuitive data visualization
- High-accuracy detection of formaldehyde and TVOC pollutants
$24.73
- Features
- Precise multi-parameter monitoring of 18 environmental metrics
- 2.8-inch high-definition TFT color screen
- Innovative data comparison interface with dual-phase PM2.5 analysis
$27.70
- Features
- Monitors AQI, HCHO, TVOC, PM2.5, PM10, CO, CO2, temperature, and humidity
- Large screen displays time, date, and multiple environmental parameters
- Smart app connectivity for real-time monitoring and historical records
- Features
- Comprehensive 20-in-1 monitoring
- Smart app control with Tuya support
- Large 2.8-inch color TFT display
- Features
- Measures PM2.5
- Measures CO2
- Detects pollen levels
$17.80
- Features
- Tests and displays concentration of CO, temperature, and humidity simultaneously
- Color display
- Uses high precise electrochemical sensors
- Features
- 9-in-1 comprehensive air quality analysis
- High precision sensors for stable performance
- Bright 3.8-inch digital color display
$78.50
- Features
- Real-time indoor and outdoor temperature monitoring
- Real-time indoor and outdoor humidity monitoring
- Large color screen display
- Features
- CO alarm detector
- Rechargeable battery
- LCD display