Measurement range: -15°C to 70°C and 0 to 100% RH; Accuracy: up to 0.4°C in the 0°C to +70°C range, and 0.5°C in the -35°C to 0°C; Accuracy up to 3% in the range of 0 to 90% and up to 4% in the range above 90%; IP30 protection

Measurement range: -55°C to +125°C; Accuracy up to 0.5°C in the -10°C to +85°C range and up to 2°C in the -55°C to -125°C range; default probe length: 2x 1m- different probe lengh on request; IP67

Temperature: -55 to +125°C, accuracy: up to 0.5°C in the range from -10°C to +85°C and up to 2°C in the range -55 to -125°C. 1 m long external probe. Battery ensures up to 5 years. Measurement period: 1 minute – 10 days (configurable by the user), storeable 40,000 measurements. 

Measurement range: -15°C to 70°C; Accuracy: up to 0.4°C in the 0°C to +70°C range and 0.5°C in the -35°C to 0°C; IP30 protection

- Connectivity for 5 years - 60 Mb/5 years

Min duration pulse: 5 millisecond. Max duration pulse: 500 millisecond. Supported counters: NO (Pull-up 3.6V). Default 3 active channles, (more/less chanles on request). IP30 protection.

CO2: 400 ppm – 5000 ppm, accuracy ±(40 ppm + 5 % of reading)
Temperature / humidity / air pressure range: -15°C to 70°C, 0 to 100% RH, 300 to 1100 hPa
IP30 protection

- Efento Cloud registration fee (per sensor) - One time payment for 5 YEARS - Email notifications are free, text messages are extra paid (23 EUR/250 sms)