Professional Auto AC Service Set - BACOENG AC vacuum pump kit includes a 4cfm vacuum pump, a 3-way manifold gauge, a leak detector, R134a self-sealing & puncture-style can taps, R134a car quick couplers, 3 hoses(5ft), 1/4" SAE Male to 5/16" SAE Female straight adapters x2(for R410a), 1/2 ACME to 1/4 adapter, vacuum pump oil, carry case. 4CFM Vacuum Pump - Voltage:110v, 60HZ; Power:1/3HP; Pumping Speed: 3.6CFM; Ultimate Partial Vacuum: 2Pa; Inlet Port: 1/4 SAE. Strong motor and alloy aluminum casing makes the single-stage rotary vane AC vacuum pump durable and long time use. Built-in cooling fan keeps the pump running efficiently, monitor oil levels easily with the sight glass, and ensure swift oil emptying through the bottom drain valve. 3-Way Manifold Gauge - Our 3-way gauge delivers highly accurate and reliable pressure measurements of refrigeration equipment. Color-coded hoses help identify the high-pressure (red), low-pressure (blue), and refrigeration (yellow) ports; With a working pressure of 600psi and a burst pressure of 3000psi, the 5ft rubber hoses are flexible, durable, and not easy to damage; The handy hook enables you to hang it effortlessly. R134a Complete AC Repair Kit - Vacuum pump and gauge set for R134A HVAC/AUTO AC air conditioning refrigeration recharging system, with a large-capacity tool bag that can carry all the accessories needed at one time. Refrigerant Leak Detector - Freon leak detector triggers on R134A, R410A, R22 refrigerants. Turn the knob to open and choose the sensitivity level to self -check auto AC or air conditioning and other. Note - If you want to use for mini split system, check the location of the outdoor unit and determine whether you need to purchase R410a additional curved connectors.