LoRaWAN® AM308L Multi-Sensor Air Quality Sensor – Milesight
General Description
Milesight 's AM308L is a LoRaWAN® indoor environmental monitoring device that integrates a wide range of sensors: CO₂, PM2.5, PM10, temperature, humidity, VOCs (TVOC), atmospheric pressure, light, and occupancy detection. Its display-free design makes it ideal for IoT solutions requiring compactness, accuracy, and long-range connectivity. It can be configured via NFC or USB Type-C and offers up to 1.5 years of battery life in standard operation.
Targeted Applications
- Indoor air quality monitoring
- Smart buildings, schools, hospitals, offices
- Assessment of comfort and environmental health
- Home automation systems and energy management
Highlights
- 8 integrated environmental sensors for comprehensive analysis
- Multi-band LoRaWAN® communication
- Setup via NFC or USB Type-C
- 1.5-year battery life on replaceable batteries
- Built-in tri-color LED indicator and alert buzzer
- Easy wall mounting by screws or 3M tape
Technical Specifications
Transmission |
Technology |
LoRaWAN® |
Supported frequencies |
CN470 / RU864 / IN865 / EU868 / US915 / AU915 / KR920 / AS923-1/2/3/4 |
Transmit power |
16 dBm (868 MHz), 22 dBm (915 MHz), 19 dBm (470 MHz) |
Sensitivity |
-137 dBm @ 300bps |
Mode of communication |
OTAA / ABP – Class A |
Sensors |
Temperature |
CMOSens® MEMS, -20°C to 60°C, ±0.2°C, 0.1°C resolution |
Humidity |
CMOSens® MEMS, 0% to 100% RH, ±2% RH, 0.5% RH resolution |
Movement |
PIR, 80° H / 55° V, range 5m, status: Vacant/Occupied |
Light |
Photodiode, 0–60000 Lux (6 levels) |
TVOC |
MOX MEMS, 1.00 to 5.00 (IAQ index), ±1, resolution 0.01 |
Barometric pressure |
MEMS piezoresistive, 260–1260 hPa, ±0.5 hPa, 0.1 hPa resolution |
CO₂ |
NDIR, 400–5000 ppm, ±(30 ppm + 3% of reading), 1 ppm resolution |
PM2.5 & PM10 |
Laser, 0–1000 μg/m³, accuracy: ±10μg/m³ (0–100), ±10% (100–1000), resolution 1 μg/m³ |
Interface & Configuration |
Display |
Not supported |
Buttons |
1 power button + 1 reset button |
LED & Buzzer |
Tricolor indicator + integrated buzzer |
Configuration |
NFC mobile app or PC via USB Type-C |
Physical Characteristics |
Food |
4 × ER14505 Li-SOCl2 or USB Type-C batteries (5V/1A) |
Autonomy |
Up to 1.5 years (10 min interval, at 25°C) |
Operating temperature |
-20°C to +60°C |
Relative humidity |
10% to 90% (non-condensing) |
Protection index |
IP30 |
Dimensions |
100.8 × 114 × 22 mm |
Facility |
Wall mounting (3M tape or screws) |
Certifications |
CE, FCC, ISED, RoHS |
Interfaces and Connectors
The AM308L sensor offers configuration via NFC or USB Type-C port. It does not include any wired connections for data transmission.
Pack Contents
- 1 × Milesight AM308L Sensor
- 4 × ER14505 Batteries (pre-installed)
- 1 × Wall Mounting Kit (Screws + 3M Adhesive Tape)
- 1 × Quick Start Guide