Features and Benefits: 
Fully automatic operation - program for service, walk away and return when complete
98.5% recovery efficiency. Charge accuracy within +/- � oz
Automatic internal tank refill. No stopping to fill the internal tank during service, or before service
Automatic oil drain shows how much oil was removed from the system during service. Automatic air purge removes the potential of air accumulating in the internal tank
Integrated refrigerant identifier (meets SAE J2927)