Testo Probe for Air Velocity, Humidity, Temperature, +70°C Max, 95%RH Max, Battery-Powered
1%RH, Battery Type: AA, Battery Life: 21 h, For Use With: testo 440, testo 440 dP, Dimensions: 780 x 40 x 50mm, Length: 780mm, MPN: 0635 1571.8 (-20 → 0 °C) °C, Equipment Type: Hot Wire Probe, Temperature Measurement Resolution: 0.Testo Probe for Air Velocity, Humidity, Temperature, +70°C Max, 95%RH Max, Battery-Powered, Best Temperature Measurement Accuracy: ±0.1°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.