TESTO 550s Smart Kit (Manifold, Temp Probes & Hose Set)TESTO 550s Smart Kit (Manifold, Temp Probes & Hose Set) 05645503 This TESTO 05645503, TESTO 550s Smart Kit is a quality kit that comes with a TESTO 550s smart digital manifold with Bluetooth and 2 way valve block, two TESTO 115i wireless clamp thermometers (Bluetooth, NTC), a set with 3 filling hoses and a heavy duty transport case. Components: 1. Testo 550sSmart digital manifold with Bluetooth and 2 way valve block All results at a glance thanks to