Temtop M100 2nd WiFi Air Quality Monitor – 7” Touch Screen Indoor CO2, PM2.5, PM10, TVOC, Temperature & Humidity Detector, Smart Multi-Room Air Analyzer with LoRa ExpansionAll in One Air Quality Monitoring: Monitor PM2. 5, PM10, CO, TVOC, temperature, humidity, and AQI in real time. Built with high precision sensors for accurate and stable readingsideal for home, office, school, or lab environments. Smart Wi Fi & LoRa Connectivity Connect via 2. 4GHz Wi Fi for real time data tracking through the Temtop App, or expand coverage up to 1000 meters with LoRa sub devices for multi room or building wide air monitoring.Sub

when above the upper limit

and optional buzzer of this air quality meter alert you when the CO2 concentration becomes too high

and convenient device calibration

Accurate CO Detection: Measures carbon monoxide (CO) levels from 0-1000 PPM with a resolution of 1 PPM

Easy to operate with simple system settings through few function buttons

Power indication:

Reliable data

Simply press each function button on the front panel to enter the corresponding PM2

Keypress sound: Can be set to on/off

Proven  and EMI performance

making it an ideal tool for tracking air quality trends over time in bedrooms

Large TFT color LCD screen intelligently the testing results