Testo CO2 Probe for CO2, Humidity, Temperature, +50°C Max, 95%RH Max, Battery-Powered
1%RH, Best Carbon Dioxide Accuracy: ±100 + 5 % (5001 → 10000 ppm) ppm, ±50 + 3 % (0 → 5000 ppm) ppm, Carbon Dioxide Resolution: 0 - 10000ppm, Battery Type: AA, Battery Life: 21 h, For Use With: testo 440, testo 440 dP, Dimensions: 295 x 40 x 50mm, MPN: 0632 1551.1°C, Best Humidity Measurement Accuracy: ±2 (35 → 65 %RH) %RH, ±3 (10 → 35 %RH) %RH, ±3 (65 → 90 %RH) %RH, ±5 %RH, Humidity Measurement Resolution: 0.Testo CO2 Probe for CO2, Humidity, Temperature, +50°C Max, 95%RH Max, Battery-Powered, Best Temperature Measurement Accuracy: ±0.