testo 557 kitwith 4-hose filling set 0563 2557

Kit as above, however also with pressure connection kit with
2 silicone hoses (ø 6 mm and ø 4 mm, each 1 m) and silicone
connection hose (2 m).

App integration via Bluetooth for quick and convenient
monitoring and reporting on site
Updating of refrigerant data on the instrument via the
testo Refrigeration App
4-way valve block for fast, efficient work
External vacuum probe assists evacuation of the system
with high-precision measurement
250 hours of battery life.