... 1. Multiple functions such as cleaning, recovery, regeneration, vacuum, filling (oil, fluorescent, refrigerant) and monitoring. 2. Large screen ... convenient use. 3. Automatic operation and full monitor of pressure, temperature and vacuum with alarm setting. 4. ... beautiful and dignified. 7. Applicable to small refrigerantion and A/C system below 5 kg. Automatic Refrigerant Recovery Cleaning and Filling ...