volume flow hood Testo 420, 0563 4200

0560 4160, testo 416; vane anemometer, permanently connected telescopic sensor, maximum length 890 [mm], diameter 16 [mm], airflow measurements, selective and time mean values for calculating air volume, hold function, min./max display; auto power off, calibration certificate and batteries included, velocity - vane anemometer: measuring range: 0,6...40 [m/s], accuracy: ±(0,2 m/s +1,5% of m.v.), resolution: 0,1 [m/s], general technical data - dimensions: 182 x 64 x 40 [mm], operating temperature: -20...+50°C, housing: ABS, battery type: block battery 9V,6F22, battery life: 80 [h], storage temperature: -40...+70[°C], weight: 325 [g]