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

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
Accuracy
±30 ppm or ±3 % of reading

TVOC
Range
0 – 60000 ppb (total VOC) 
Accuracy
±15 % of reading
Long-term Stability
1.3 % accuracy drift per year

Barometric Pressure
Range
300 – 1100 hPa (-40°C – 85°C)
Accuracy
±1 hPa