Temtop S1-up Indoor Air Quality Meter Temperature & Humidity AQI PM2.5 Monitor with Accurate Sensor freon detector The detector in the environment

The detector in the environment where the concentration of particles is more than 500ug/m³ for  time

Elitech BVH-15SET-3 features three durable 5-ft hoses

direct readings for all measurements

Its compact

Temtop S1-up Indoor Air Quality Meter Temperature & Humidity AQI PM2.5 Monitor with Accurate Sensor freon detector The detector in the environmentMultifunction Monitor: A small device with big functionsThis thermometer detector is also an air quality monitor, equipped with advanced sensor to detect PM2. 5 and AQI in the air, All IN ONE, providing exactly what you need to stay on top of your home air quality levels no more, no less. Professional Humidity Monitor: This indoor thermometer provides accurate monitoring of temperature and humidity, conveniently monitoring and notifying you several