TESTO VAC set for ventilation and air conditioning system servicing, measuring air and surface temperature,humidity, air flow velocity and volume flow.

TESTO professional measuring instruments operated directly from a smartphone or tablet (iOS 8.3 or Android 4.3 or newer) using the Smart Probes App via Bluetooth® 4.0. Each instrument has been designed for its own specific application, measuring temperature, pressure, humidity and flow velocity. Smart Probes App functions - take readings from up to 6 Smart Probes at a time,display measurement data (graph or tabular), create reports (PDF report or Excel file), add photos and comments and send by e-mail.