Temperature - NTC
Measuring range -20 to +60 °C
Accuracy ±0.5 °C
Resolution 0.1 °C
Velocity - Hot wire
Measuring range 0 to 30 m/s
Accuracy ±(0.1 m/s + 5 % of mv) (0 to 2 m/s)
±(0.3 m/s + 5 % of mv) (2 to 15 m/s)
Resolution 0.01 m/s
General technical data
Weight 119.6 g
Dimensions 200 x 30 x 41 mm
Operating temperature -20 to +50 °C
Product-/housing material Plastic
System requirements requires iOS 13.0 or newer; requires Android 8.0 or newer; requires mobile end device with Bluetooth 4.2
Product colour black/orange
Battery life 15 h
Battery type 3 AAA micro batteries
Diameter probe shaft 12 mm
Diameter probe shaft tip 9 mm
Length probe shaft 400 mm
Storage temperature -20 to +60 °C
Warranty:
N/A-Consumable
With the testo 405i hot wire anemometer, you can measure air velocities, temperatures and volume flows
