Intelligent air-conditioning pressure gauges are used in the installation and monitoring of air-conditioning refrigeration equipment.1. Support long-distance wireless transmission.2. Quickly scan then connection.3. Six pressure unit conversion.4. The operating pressure of the refrigerant is recommended.5. Pressure value records.6. Can be 1 to 1 / 1 to many / many to 1.7. Support high and low pressure meter mode and single meter mode.8. Can monitor multiple sets of pressure gauges in the same time.