testo 440 delta P Air Flow ComboKit 1 Bluetooth®

Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, differential pressure, humidity and temperature in ventilation ducts or at ventilation outlets Space-saving: simply combine the universal Bluetooth handle with the 100 mm vane or hot wire probe head and the extendable telescope (1.0 m) Convenient: wireless probes, internal data storage and USB port for data export As multifaceted as your challenges themselves: the test 440 dip has an integrated differential pressure sensor and can be expanded with a large portfolio of digital probes