The Vevor vacuum pump kit is designed for HVAC and automotive A/C service with a 3.5 CFM single-stage rotary vane pump and manifold gauge set. It is compatible with R134a, R22, R12, and R502a refrigerants for a wide range of maintenance tasks. The kit includes color-coded hoses, R134a quick couplers, a can tap, vacuum oil, and a carrying bag for convenient use and transport. Its precise gauge and 5 Pa ultimate vacuum help support accurate evacuation and pressure monitoring. Built with a pure copper motor, it is made for efficient and reliable refrigeration system servicing.