Testo Refrigerant meter 557s vacuum set with charging hoses

Thanks to the included Bluetooth vacuum probe, you can even measure vacuum without cables and hoses. You will receive the smart digital technician's aid Testo 557s, which includes Bluetooth and a 4-way valve block, a wireless vacuum probe Testo 552i (Bluetooth), two wireless clamp thermometers Testo 115i (Bluetooth, NTC), a set of four filling hoses, and a sturdy transport case. For additional wireless measurements, the Testo Smart Probes are ideal.