HIGHLIGHTS:

• Cordless vacuum pump for air purge during installation of room air conditioner
• Removes all air from refrigerant tubing to create a vacuum environment before the tubing is charged with refrigerant gas
• Long run time of 50 minutes with a fully charged BL1850B
• Compression type: Oil rotary type (vane type), Single stage
• Easy to carry with a compact and lightweight body
• Built-in metal mesh filter prevents vacuum pump oil from scattering from exhaust port
• Drain port with valve allows for easy change of vacuum oil pump
• Valve prevents securely oil back flow
• Convenient in places where AC outlet is not available