TESTO Smart Probes KitTESTO Smart Probes Kit 0563000310 This TESTO 0563000310, TESTO Smart Probes Kit is a quality kit that contains four measuring instruments for your most important measuring tasks in, on and involving air conditioning systems. These instruments, alongside the TESTO Smart App enables you to work more easily and efficiently. Features: Compact kit containing four measuring instruments for your most important measuring tasks in, on and involving air