YJACK

Measuring apparatus, namely, temperature clamps, temperature straps, and psychrometers used for measuring temperature and humidity during the monitoring of the operational status of refrigeration systems, refrigeration apparatus maintenance requirements, and electronic refrigeration charging systems. Downloadable computer application software for mobile phones and devices, namely, software for use in the wireless monitoring, adjusting, and storing in electronic storage, information for the operational status of refrigeration systems, refrigeration apparatus maintenance requirements and for electronic refrigeration charging systems