Testo 558s Smart Vacuum Kit Start your wireless measurements on refrigeration and air conditioning systems and heat pumps straight away with the testo 558s Smart Vacuum Kit. This all-in-one solution includes the testo 558s digital manifold, 2x testo 115i temperature clamps, and a testo 552i vacuum probe, giving you the ideal tools for precise and efficient servicing and maintenance. The testo 558s features intuitive touchscreen operation, clear measurement graphs on a large colour display, and key-based controls for easy useeven with gloves. Designed for maximum flexibility, it supports Bluetooth connectivity to wireless temperature and vacuum probes, enabling seamless data transfer and real-time monitoring.With A3 and A2L refrigerant compatibility, an IP54-rated rugged design, and a hybrid power system using both rechargeable and non-rechargeable batteries, the testo 558s Smart Vacuum Kit is built for every challenge. Kit Includes :- testo 558s digital 4-way manifold 2 x testo 115i wireless clamp thermometers 1 x testo 552i wireless vacuum probe Transport case USB-C cable testo Smart App (free download) Calibration protocol Instruction manual