Testo® 557s Smart Vacuum Set with filling hoses - Digital installer aid with cable

For completely wireless measurements on refrigeration, air conditioning and heat pumps. Thanks to the included Bluetooth vacuum probe, you can even measure vacuum without cables and hoses. You will receive the smart digital fitter's aid testo 557s incl. Bluetooth and 4-way valve block, a wireless vacuum probe testo 552i (Bluetooth), two wireless clamp thermometers testo 115i (Bluetooth, NTC), 4-piece filling hose set and a robust carrying case. For further wireless measurements, the Testo Smart Probes are ideal.