ThailandAirGradient builds open-source indoor and outdoor air quality monitors that track PM2.5, CO2, temperature, humidity and other pollutants. The company is known for its open hardware and firmware, letting users build, repair and integrate the monitors with platforms like Home Assistant and its own dashboard. AirGradient appeals to people who want transparent, data-driven air quality monitoring rather than a closed black box.
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ChinaGovee is a smart home brand best known for connected lighting, from LED light strips and TV backlights to floor lamps and color bulbs. Its GoveeLife line extends the catalog to sensors and small appliances, including hygrometers, leak detectors, presence sensors and air purifiers, all controlled through the Govee Home app with Alexa and Google Home support. Govee is popular for colorful, affordable lighting and easy-to-use sensors.
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Air PurifiersGoveeSmart Air Purifier 2 Pro
31% OFF$129.99$89.99
Air Quality MonitorsGoveeSmart Air Quality Monitor
13% OFF$45.99$39.99
Air Quality MonitorsGoveeSmart Air Quality Monitor CO2 H5140
$89.99
LED BulbsGoveeSmart RGBWW Light Bulb
€13.99
Motion SensorsGoveeGoveeLife Outdoor Motion Sensor
$29.99
Motion SensorsGoveeSmart Wireless Motion Sensor
7% OFF$13.99$12.99
PlugsGoveeSmart Plug Pro with Energy Monitoring
10% OFF$16.99$15.29
PlugsGoveeSmart Plug Pro
10% OFF$12.99$11.69
Presence SensorsGoveeSmart Presence Sensor
34% OFF$39.99$26.59
Temperature & Humidity SensorsGoveeHygrometer Thermometer H5104
$13.99
Water Leak SensorsGoveeWater Leak Detector 2
20% OFF$69.99$55.99
Water Leak SensorsGoveeWater Sensor Alarm
$15.99