Cordless 2.5CFM Vacuum Pump Kit Compatible With De Walt 20V Max Battery, 80W Single Stage, Battery Powered By 4.0ah Battery, 220ml Oil Bottle, Automotive HVAC Vacuum Pump, R134a, R410a, R22.--(d;[g;)

Compatibility: The heavy-duty vacuum pump is compatible with Dewalt 20v MAX batteries, including a 4.0ah high output battery and a fast charger for up to 54 minutes per charge High-performance motor: Pure copper motor with aluminum casing for better heat dissipation and stable operation.Provides 2.5CFM flow rate and 5Pa ultimate vacuum for high efficiency Backflow Prevention Design: HVAC vacuum pumps feature specially designed inlet channels that prevent oil backflow and protect your system from contamination Oil-Gas Separation System: The fuel tank adopts a layered design, and the built-in oil-gas separator at the exhaust port effectively prevents oil spraying, minimizing oil mist pollution and achieving a cleaner working environment. Compact and lightweight integrated design: The motor and vacuum pump are seamlessly integrated, making the structure more compact and lightweight, making it easy to transport and operate 【Low Noise & Vibration Reduction】Designed with shock-resistant rubber feet, it minimizes operating noise and vibration, providing a quieter and more stable working experience. The noise level does not exceed 75dB