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Temperature -20℃ to 60℃( -4℉ to 140℉)
Humidity 0% to 100%
Light 0-83k lux
Accuracy Temperature ±0.3 ℃, humidity ±3%, ambient light ±3%
Data communications WiFi / GPRS / 3G / 4G
WiFi 2.4GHz, channels 1-13 (5GHz WiFi NOT supported)
Certification CE, RoHS, FCC, RCM, IC certificates
Memory 300,000 sensor records
External Probe

Embedded with RS485 interface,

Supports DS18B20, TH30S-B, Soil temperature and humidity Probe

(optional extra)