Specifications
Ranges: CO2: 0 to 2000; Temperature: 14 to 140°F (-10 to 60°C); Relative Humidity: 0.0 to 99.9% RH.
Accuracy: CO2: ±30 ppm ±5% of reading; Temperature: ±0.9°F (±0.6°C); Humidity: ±3% RH (10 to 90%), ±5% (0.0 to 9.9% or 90 to 99.9%).
Resolution: CO2: 1 ppm; Temperature: 0.1°F (0.1°C); Humidity: 0.1% RH.
Response Time: CO2: < 30 seconds; Temperature: < 2 minutes; Humidity: <10 minutes.
Display: 4 digits for temperature/CO2 and 3 digits for humidity.
CO2 Sensor: Non-dispersive infrared.
Temperature Limits: 32 to 122°F (0 to 50°C).
Humidity Limits (Non-Condensing): 0 to 95% RH.
Power Requirements: Four AA alkaline batteries.
Warm Up Time: 30 seconds.
Weight: 6.76 oz (200 g).
Agency Approvals: CE.