Elitech PT-500 无线制冷压力表 - HVAC/A/C 智能压力监测解决方案. Elitech PT-500Pro+ Wireless Refrigeration Pressure Gauge. Automatic Calculation - Pressure and evaporation temperature calculation, recording, reporting and data analysis via the Elitech pressure gauge application and wireless Bluetooth technology, with a range of up to 1187 feet under ideal conditions (unobstructed).
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