The SK3TPH1 Smart Refrigerant & Air Side Diagnostics Kit is an all-in-one solution for HVACR professionals. It includes two NST1 and NST2 Bluetooth Temperature Clamps with high-accuracy thermistor sensors, two NSP1 Bluetooth Pressure Probes with automatic VSAT/LSAT calculations, two NSH1 Bluetooth Psychrometers for detailed air-side data, and two F1030 1/4″ SAE Access Tee Connectors. Each probe (NSH1, NSP1) features a built-in digital display for standalone use, rechargeable lithium batteries, and user-friendly controls for smooth operation. This comprehensive kit ensures precision, efficiency, and convenience for system diagnostics and achieving optimal performance.