Specifications
Hardware :
| Frequency | CN470/RU864/IN865/EU868/US915/AU915/KR920/AS923 | |
| Tx Power | 20dBm | |
| Sensitivity | -137dBm @300bps | |
| Mode | OTAA/ABP | |
| Power Supply | 2 × alkaline AA batteries or powered via USB type-C | |
| Battery Lifetime | 0.9 years (SF7) | 1.5 years (SF7) |
| 0.7 years (SF10) | 1.2 years (SF10) | |
| 1.1 years (VOC disabled，SF7) | ||
| 0.9 years (VOC disabled，SF10) | ||
Sensors :
| Temperature | ||
| Range | -20°C to + 70°C (operating temperature for screen: 0-45°C) | |
| Accuracy | ±0.3°C (0°C – 70°C), ±0.6°C (-40°C – 0°C) | |
| Humidity | ||
| Range | 0% to 100% RH | |
| Accuracy | ±3% RH (10% – 90%), ±5% RH (0% – 10%, 90% – 100%) | |
| PIR | ||
| Detection Area | 94 ° Horizontal, 82 ° Vertical | |
| Detection Distance | 5 m | |
| Light | ||
| Range | 60000 lux (Visible + IR, IR) | |
| Accuracy | ±30% | |
| CO2 | ||
| Range | 400 – 5000 ppm | N/A |
| Accuracy | ±30 ppm or ±3 % of reading | |
| TVOC | ||
| Range | 0 – 60000 ppb (total VOC) | N/A |
| Accuracy | ±15 % of reading | |
| Long-term Stability | 1.3 % accuracy drift per year | |
| Barometric Pressure | ||
| Range | 300 – 1100 hPa (-40°C – 85°C) | N/A |
| Accuracy | ±1 hPa | |
