*KeyFeatures *Compatible with 4 Types of Refrigerants: The AC gauge set is suitable for automotive car HVAC, household air-conditioning, and refrigerator maintenance. You can easily enjoy the DIY operation process at home. *3 PCS Reinforced Hoses: Our ultra-long 5-foot Freon hoses come in a set of three and are made of PVC with four reinforced layers. They can withstand pressures of up to 600 psi, with a burst pressure of 3000 psi. Plus, the hose interface is equipped with anti-slip sealing gaskets that prevent loosening during operation, greatly reducing the risk of leakage and waste. *Accurate and Precise Gauges: This gauge combines a dry and liquid-filled design with a dry dial to improve winter performance. The calibration screws ensure ±1.6% accuracy, and Fahrenheit temperature units make for easy reading. Plus, the sight glass design allows you to see the flowing liquid refrigerant during filling. *Sturdy Build for Endurance: This heavy-duty AC gauge set is made of solid brass, aluminum, PVC, and plastic, ensuring strength, longevity, and sealing. The tools have been designed and tested for durability. *Complete AC Gauge Set: 1 x 3 valve gauge, 2 x quick couplers, 1 x adapter (1/4sae to 1/2ACME), 1 x can tap, 3 x 5 ft hose (600～3000 psi), 1 x instruction manual, 1 x hook, 3 x gasket, 1 x fitting. A complete ac manifold gauge set makes your refrigerant recovery and filling easier! Enjoy hassle-free setup and operation as you nip your HVAC problems in the bud. ******************************************************************************************************* *Specifications Item Model Number: WZ--A301 Purpose: Fill refrigerant and test air conditioning system Type: 3-Way Manifold Gauge Set Accuracy Class: ±1.6 Measuring Range: 0~500psi (high pressure gauge) -30~350psi (low pressure gauge) Material: Brass Service Life: 2 Years Product Size: 11.2 x 10 x 3.5 inch/28.4 x 25 x 8.9 cm Product Weight: 4.8 lbs/2.2 kg ******************************************************************************************************* *Pakcage Content 1 x 3 Valve Gauge 2 x Quick Couplers 1 x Adapter (1/4sae to 1/2ACME) 1 x Can Tap 3 x 5 FT 600～3000 psi Hose 1 x Fitting 1 x Manual