Monitor system pressures and temperatures with the YJACK Charging Kit 67072 from YELLOW JACKET. Connect the YJACK wireless pressure and temperature probes for instant system charge readings, which can be viewed on any smart device running the YJACK VIEW app. The YJACK PRESS Wireless Pressure Gauges feature an integrated charging port, making it easy to adjust the system charge without removing the probes. The YJACK Wireless Temperature Clamps provide accurate system temperature readings, even in difficult to reach areas. System pressure, temperature, saturation temperature, superheat and subcooling can all be viewed, logged and reported with the YJACK VIEW app.