
Temtop M10 Air Quality Monitor for PM2.5 HCHO TVOC AQI Professional Electrochemical Sensor Detector Real Time Display Rechargeable Battery
EASY TO USE: A home button realizes all operations, including power, interface switch, and display cycling. The 2200mAh battery provides portable power when USB charging is not available.

Air Quality Monitor BIAOLING Accurate Tester for CO2 Formaldehyde(HCHO) TVOC PM2.5/PM10 Multifunctional Air Gas Detector Real Time Data&Mean Value Recording for Home Office and Various Occasion
EASY OPEARATION -This air monitor is easy to operate with just pressing the functional button, easy to read numbers and support of an alarm sound will let you know if your air is unsafe and you need to take some actions.

Air Quality Monitor Seesii Multifunctional Indoor Pollution Detector Meter for Formaldehyde
PM2.5, PM1.0, PM10, HCHO, TVOC, Temperature and Humidity AQI Test, Real Time Air Tester with LCD Screen
PORTABLE & USB RECHARGEABLE BATTERY - It's easy to carry the intelligent air quality monitor that can help us detect the gas air pollution in household, kitchen, bedroom, office, school, car, hotel, travel, camping, party etc...especially in which has baby,child and pregnant woman. Built-in 2000 mAn rechargeable battery and packaged with one USB cable, the standby time can last for 4-6 hours

SEAAN Air Quality Detector/Monitor Accurate Tester for CO2 Formaldehyde(HCHO) TVOC/AQI Multifunctional Air Gas Detector Real Time Data&Mean Value Recording for Home Office and Various Occasion
DURABLE POWER - It has three colors and other display power, with battery power display, it is more convenient to use, built-in polymer battery, energy-saving and environmental protection, long standby time, 3 hours of charging, continuous use of 4 hours, continuous air monitoring while charging, to ensure timely detection of air quality problems.

VSON Air Quality Monitor,Formaldehyde Detector
Indoor Pollution Meter, Tester, Sensor, Temperature and Humidity, Air Detector PM2.5/PM10/HCHO/TVOC Real-Time
EASY TO OPERATE : just press the power on / off button, you can easily operate this air monitor, designed with LCD color digital display, can provide the average value of each gas, real-time detection of harmful HCHO and TVOC PM value

EG Air Quality Monitor
Formaldehyde Detector, Pollution Meter, Sensor, Tester; Detect & Test Indoor Pollution, TVOC Volatile Organic Compound Gas, PM2.5 2.5 Micron Particulate Matter Dust; eBook
PORTABLE TESTING Spot check indoor air quality anywhere or leave device on for continuous monitoring up to 2 days. This easy-to-carry air quality tester can help monitor air quality at home, in the car, and in hotel rooms. The 2200mAh battery provides portable power when DC 5V micro USB charging is not available. Information is displayed on a clear 2.8 color LCD display.

IGERESS Air Quality Monitor
IGERESS Indoor Air Pollution Tester for Formaldehyde VOC PM2.5 PM1.0 PM10 Temperature and Humidity, Real Time Home Air Quality Detector Meter, Colorful LCD Screen
EASY TO READ: Smart air quality monitor display all the digital results display on the colorful LCD screen clearly. Index of Air pollution level and icon will tell you the codition of air quality.

Airthings-292 Wave Mini
Indoor Air Quality + Mold Risk Monitor, Chemicals (TVOCs), Humidity, Temperature
EASY TO UNDERSTAND: Simply wave in front of the device to receive a color-coded visual indication of the overall air quality; Green (Low), Yellow (Warning), Red (Danger).

Airthings
2930 Wave Plus, Radon & Air Quality Monitor (VOC, Humidity, Temp, CO2, Pressure)
EASY: Simply wave in front of the device to receive a color-coded visual indication of the overall air quality: Green (Good), Yellow (Fair), Red (Poor)

uHoo Indoor Air Quality Sensor – 9 in 1 Smart Air Monitor with Temperature and Humidity Gauge
CO2, Dust (PM2.5), VOC, NO2, Allergen Meter -to Breathe Easy and Boost Health
THE WORLDS MOST ADVANCED AIR MONITOR - Win the invisible war against pollutants floating around your home or office space. Only uHoos air quality monitor provides a fully comprehensive analysis of the air quality in your space by measuring indoor temperature, humidity, dust, toxins, nitrogen dioxide, carbon dioxide, ozone, air pressure, and more.