3-in-1 Indoor Air Quality Sensor with CO₂, Temperature & Humidity Monitoring – AM103

Milesight AM103/AM103L 3-in-1 Indoor Air Quality Sensor provides accurate monitoring of CO₂, temperature, and humidity to help maintain healthy and comfortable indoor environments. Using LoRaWAN® technology, the sensor delivers long-range wireless communication with ultra-low power consumption, making it ideal for smart buildings, offices, schools, healthcare facilities, and commercial spaces.

The AM103 features a 2.13-inch E-Ink display with intuitive air quality indicators and emoticons for easy on-site monitoring, while the AM103L offers a display-free design for extended battery life. Both models support NFC configuration, local data storage, alarm functions, and reliable long-term operation using replaceable batteries.

Key Features

• Monitors CO₂, temperature, and humidity
• LoRaWAN® wireless connectivity
• High-accuracy NDIR CO₂ sensor (400–5000 ppm)
• Traffic light air quality status indicator
• 2.13-inch E-Ink display (AM103 only)
• Emoticon air quality indication (AM103 only)
• NFC configuration via smartphone
• Data storage and retransmission functions
• Smart Screen and Hibernation modes
• Battery life up to 4.5 years (AM103) and 5 years (AM103L)
• Compact wall-mounted design
• Suitable for offices, schools, hospitals, retail stores, and smart buildings