417 Vane Anemometer with App Connection - Testo 0563 1417, Testo 0563 1417 417 Kit 1 Vane Anemometer + Measurement Funnels - The compact vane anemometer testo 417 in a kit incl. two measurement funnels was developed to make it as easy as possible for you to take measurements on air inlets and outlets as well as plate outlets of air conditioning and ventilation systems. The integrated 4 inch vane quickly ensures precise results. Time and point average values as well as the volume flow are automatically calculated in the instrument and shown on the display. This allows balanced residential ventilation systems to be adjusted particularly efficiently - including quick documentation with the testo Smart App.In addition, the App not only supports you in configuring the measuring instrument and takes over display, storage and documentation of the measured values - it also turns your smartphone into a second display. The testo 417 Kit 1 includes two measuring funnels for plate outlets and vent