Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Width: 3 in
Height: 1.88 in
Length: 5.1 in
Memory: 128 KB
Weight: 9.43 oz
Display: LCD
Approvals: CE
Input Type: Internal
Stop Modes: Button Push, When Memory is Full, At set date and time, At set Duration
Calibration: Auto or Manual to 400 ppm
Form factor: Wall Bracket Mount
Memory Note: 20 seconds via USB; approximately 60 seconds via Bluetooth Smart, may take longer the further the device is from the logger
Radio Power: 1 mW
Samples,Max: 85k Samples, Interval Selectable 1 sec to 18hrs
Sensor Type: Non-Dispersive Infrared (NDIR)
Start Modes: At set date and time, Button Push, Immediate Start, Next Interval
Battery life: up to 6 mo, with reading interval of 5 min
CO2 Accuracy: ± 50 ppm
Display Note: LCD is visible from 0° to 50°C (32° to 122°F); the LCD may react slowly or go blank in temperatures outside this range
Memory Modes: stop when full, Wrap when full
Restart Mode: Push button
Accuracy Note: Temperature Sensor Accuracy: ± 0.20°C from 0° to 50°C (± 0.36°F from 32° to 122°F), Relative Humidity Accuracy: ± 2% from 20% to 80% typical at 25°C, CO2 Accuracy: ± 50 ppm ± 5% of reading at 25°C (77°F), less than 70% RH and 1,013 mbar
Configuration: HOBOmobile® app, Android, iOS, HOBOware for PC
Logging Modes: burst, Fixed interval
RH Resolution: 0.0001
Response Time: Temperature: 12 Min, RH: 1 Min, CO2: 1 Min
Time Accuracy: ± 1 minute/month at 25°C
Data Interface: Bluetooth
RH Sensor Drift: <1% Per Year
Resolution Note: Temperature Sensor Resolution: 0.024°C at 25°C, Relative Humidity Resolution: 0.01% at 25°C
Measurement Type: CO2, Relative Humidity, Temperature
Enclosure Ratings: IP50
Relative Humidity: 1% to 90% RH non-condensing
Supply Power Type: Battery
Response Time Note: Temperature: 12 Minutes to 90% in airflow of 1 m/s, RH: 1 Minute to 90% in airflow of 1 m/s, CO2: 1 Minute to 90% in airflow of 1 m/s
Transmission Range: 30.5 m
Data Interface Note: Mobile Device Compatibility: iOS 8.3, 8.4 & 9.0, and Bluetooth 4.0 or later Bluetooth Compatibility :Bluetooth 4.0 or later (Bluetooth Low Energy, Bluetooth Smart)
RH Measurement Range: 1 to 90% RH
Temperature Accuracy: ± 0.21°C
Battery Size and Type: Alkaline AA
CO2 Measurement Range: 0 to 5000 ppm
Measurement Range Note: RH :1% to 70% RH when CO2 sensor is enabled (non-condensing), 1% to 90% RH when CO2 sensor is disabled (non-condensing)
Number of Measurements: 3
Temperature Resolution: 0.024 °C
Temperature Sensor Drift: < 0.1°C Per Year
Operating Temperature, Max: 50 °C
Operating Temperature, Min: 0 °C
Relative Humidity Accuracy: ± 2% RH
Temperature Measurement, Max: 50 °C
Temperature Measurement, Min: 0 °C
