How much does this cost to the nearest dollar?

NAVAC NRP8Di Master Series Vacuum Pump, 8 cfm, Dual-Stage, 15 Microns, Built-in Micron Gauge
The era of smart refrigerant evacuation begins here with the combination of inverter, vacuum measurement and smart control in one unit. The light-weight, inverter-driven, twin-cylinder vacuum pump delivers high-speed evacuation along with high ultimate vacuum. Vacuum measurement technology precisely measures the system pressure. A digital display provides a comprehensive view of the systems internal vacuum condition. Smart control assures the system’s vacuum by automatically extending the evacuation time after the system reaches the preset vacuum level. A built-in solenoid valve prevents oil back flow and seals the system to preserve the vacuum during power outage or accidental disconnect. Upon completion of operation, the unit will beep to

Price is $659.00
Price: $659