SIMPLE BUT POWERFUL - XtremepowerUS 1/4 HP 3.5 CFM 1-Stage Rotary Air Vacuum Pump is designed to have high efficiency and low noise output with internal high volume cooling fan for extended use (Include R-134A automotive air conditioning dispensing valve design with hand operated punch/valve control, connects all R-134a refrigerant cans with 1/4" Male threads) HVAC GAUGE READING - The XtremepowerUS HVAC service gauge set is great for diagnosing and repairing AC systems. Ideal use for R12, R22, R134a and R410a HEAVY DUTY VACUUM PUMP - Die-cast Aluminum Alloy Casing enables the vacuum pump be light and durable at the same time. Equipped with brass fitting tethered safety caps to prevent oil leaks during transportation and handling EASY OIL CHANGE - The vacuum pump features a simple Oil Fill Port for a clean pour and Oil Drain Plug positioned beneath the oil reservoir to quickly drain when needed. Checking the spillage meter will help to ensure the proper level of oil PACKAGE INCLUDED: Multicolored set of three 36” hoses, Manifold Gauge, R134 Can Tap, Vacuum Pump Oil Bottle, Accessories and Storage Bag to keep equipment clean and dust free This convenient kit is used to diagnose and service a vehicle's A/C system. A/C Manifold Gauge Set can be used to test, evacuate and fill automotive or household air conditioning systems. A carrying tote convenient storage and easy transportation Manifold Gauge Technical Specifications Operating Pressure 600 PSI Burst Pressure 3000 PSI Manifold Gauge (Low) 0-550 PSI / (High) 0-760 PSI Gauge Reading R12, R22, R134a, R410a Hose Length 36" Vacuum Pump Technical Specifications Free Air Displacement 3.5 CFM Microns Rating 75 microns (10pa) Power 1/4HP Voltage 110V/60hz RPM 1400 Flare Fitting 1/4" / 5/16" Ultimate Vacuum 5pa Oil Capacity 320mL Inlet Port 1/4" Flare