
Elitech SMG-1L & SMG-1H HVAC Digital Pressure Gauge High and Low Pressure Gauges with Valves for 87+ Refrigerants with Backlight
Feature Professional Design: 2-Way Air conditioning diagnostic manifold gauge set for R134A R12 R22 and R410A refrigerants. Designed for AC charging, diagnostic check and recovery work. Easy to use: Double pressure test, dual temperature test, digital readout, multi-unit switching, multi-mode function and built-in refrigerant database. High Accuracy: High-quality dual-table valve with imported pressure sensor,excellent workmanship, stable performance, Large screen, display data clearly. Long battery life: Powered by 3AAA batteries, up to work about 6 months. Wide Application: The intelligent electronic refrigerant group instrument is an auxiliary instrument for the installation, testing and maintenance of refrigeration equipment such as air conditioners,fridge and cold storage.