Technical Specifications
The HOBO MX1102A Carbon Dioxide/Temp/RH Data Logger is a wireless data logger designed to monitor indoor air quality (IAQ) by measuring carbon dioxide (CO₂) concentration, temperature, and relative humidity (RH) simultaneously with high accuracy.
Equipped with Bluetooth Low Energy (BLE), it allows easy configuration and data retrieval via a mobile application, eliminating the need for cables or complex setups. This device is commonly used in offices, laboratories, schools, and commercial buildings to ensure a healthy, comfortable, and well-ventilated indoor environment.
It plays a key role in:
- Monitoring ventilation performance
- Detecting unhealthy indoor air conditions
- Supporting compliance with indoor air quality standards


