- It is compatible with R134A, R12, and R502 refrigerants and is suitable for most equipment 
- 4 PCs Reinforced Hoses can withstand pressures of up to 800 psi, with a burst pressure of 4000 psi 
- The calibration screws ensure ±1.6% accuracy, and Fahrenheit temperature units make for easy reading 
- Compatible with 4 Types of Refrigerants: Our professional four-way manifold gauge set is compatible with R134A, R12, and R410A 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; 
- 4 PCS Reinforced Hoses: Our ultra-long 5-foot Freon hoses come in a set of four and are made of PVC with four reinforced layers; They can withstand pressures of up to 800 psi, with a burst pressure of 4000 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 4-valve gauge, 2 x quick couplers, 3 x adapter (1/4sae to 1/2ACME, 1/4 to 5/16sae, 5/16 to 1/4sae), 4 x 5 ft 800~4000 psi hose, 1 x valve core wrench, 1 x screwdriver, 1 x hook, 4 x gasket, 2 x O-ring, 2 x sealing gasket, 3 x fitting, 1 x manual; 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; 
- Specification: Item Model Number: WZ--J401; Purpose: Fill refrigerant and test air conditioning system; Type: 4-Way Manifold Gauge Set; Accuracy Class: ±1.6; Measuring Range: -30~800psi (high pressure gauge) - 30~500psi (low pressure gauge); Material: Brass, Aluminum 6061-T5; Service Life: 2 Years; Product Size: 12.2 x 11.8 x 3.35 inch/31 x 30 x 8.5 cm; Product Weight: 6.8 lbs/3.08 kg