Milesight Indoor Environment Monitor LoRa IAQ IEQ PP2.5 PM10 eInk Battery

9 Sensors in 1 - Integrated 9 types of sensor to measure various ambience conditions. Equips with a 4.2 inch E-ink screen to visually show the real-time ambience conditions in many ways. Easy Configuration via NFC. One-year Battery Life on AA Battery Power with PM2.5 sensor.