Retro｜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 Expansion

All-in-One Air Quality Monitoring: Monitor PM2.5, PM10, CO₂, TVOC, temperature, humidity, and AQI in real time. Built with high-precision sensors for accurate and stable readings—ideal 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-units must be purchased separately.）
7-Inch Touch Screen with Trend Graphs: Large HD touchscreen provides an intuitive interface to view all parameters, daily and monthly trend charts, and even 7-day weather forecasts at a glance.
Customizable & Calibrated for Accuracy: Features manual calibration for PM2.5, CO₂, temperature, and humidity, ensuring long-term precision. Users can also set alarm thresholds, display brightness, screen saver, and Do-Not-Disturb mode for personalized operation.
Designed for Smart & Professional Use: Perfect for indoor air quality management, HVAC inspection, and environmental research. Combines smart data analysis, real-time alerts, and multi-device networking, giving professionals and homeowners reliable insight into every space.
Battery Capacity: 4000 mAh    Input Power: DC 5V / 2A    WiFi: 2.4GHz    LoRa: Frequency: US(915.8MHz), EU(868.3MHz); Transmission Distance: 1000 m (open area)Operation environment: -10-60°C, 0-99.9%RH    CO₂: Measuring range: 400–5000 ppm; Resolution: 1 ppm; Accuracy: ±(40 ppm + 5% )PM2.5: Measuring range: 0–999.9 µg/m³; Resolution: 0.1 µg/m³; Accuracy: ±10 µg/m³ (0–100 µg/m³); ±10% (100–500 µg/m³)PM10: Measuring range: 0–999.9 µg/m³; Resolution: 0.1 µg/m³; Accuracy: ±15 µg/m³ (0–100 µg/m³); ±15% (100–500 µg/m³)TVOC: Measuring range: 1–500; Resolution:  1Temperature: Measuring range: -10-60°C (14-140°F); Resolution: 0.1°C (0.1°F); Accuracy: ±1°C (±1.8°F)"    Humidity: Measuring range: 0-99.9%RH; Resolution: 0.1%RH; Accuracy: ±5%RH"    Air Quality Index (AQI)    : Measuring range: 0-500; Resolution: 1    
Brand:ElitechEUSKU:M100 2ndTags: Environmental Technology Type:M100 2nd, M100 2nd & P1, M100 2nd & P2stock in:UK warehouse, EU warehouse