The SK4TPHM1 Smart Refrigerant & Air Side Diagnosis Pro Kit is a complete, professional diagnostic solution that includes NST1 and NST2 Bluetooth® temperature clamps, NSP1 Bluetooth® pressure probes, NSH1 Bluetooth® psychrometers, and NSM1 Bluetooth® manometer. Giving HVAC technicians everything needed to accurately evaluate both refrigerant-side and air-side system performance, these tools work together to deliver precise temperature, pressure, and humidity measurements wirelessly through the myNAVAC App, eliminating the need for traditional hoses and bulky manifolds. With real-time data, automatic calculations for superheat and subcooling, and critical air-side diagnostics such as relative humidity and static pressure, the SK4TPHM1 enables cleaner setups, faster troubleshooting, fully covered diagnostics, and confident system evaluations for residential and light commercial HVAC applications.