TESTO 550i

testo 550i - App-controlled digital manifold with Bluetooth and 2-way valve block.‎ - All activities, from measurement through to documentation, using the testo Smart App on your Smartphone - The smallest digital manifold on the market - Maximum reliability thanks to the extremely robust housing with IP54 protection class - Optionally expandable with testo Smart Probes for temperature, humidity and vacuum The testo 550i app-controlled digital manifold with Bluetooth ®, 2-way valve block and sturdy hook offers extensive measurement technology in an exceptionally compact format.‎ Use this extremely robust manifold to carry out your everyday work on refrigeration and air conditioning systems and heat pumps wirelessly, with ease and reliability.‎ All using the testo Smart App on your smartphone or tablet.‎ Further info from manufacturer on TESTO 550i Testo