• Completely wireless measurements and all results at a glance: thanks to Bluetooth probes and large graphic display
  • Exceptionally compact and reliable thanks to the easy-to-handle, robust housing with IP 54 protection class
  • Easy, wireless, flexible measurements and documentation: Temperature and vacuum measurements via automatic Bluetooth®
  • In the kit: Testo 557s smart digital manifold with Bluetooth and 4-way valve block, 1 x Testo 552i wireless vacuum probe (Bluetooth), 2 x Testo 115i wireless clamp temperature probes (Bluetooth, NTC), case