Features: Manifold gauge set for air conditioning and other refrigeration system pressure detection, pressure-holding and leak detection, refrigerant refilling, etc. The product is made of high-quality brass, aluminum alloy and rubber, with nice durability, sturdy, wear resistant and corrosion resistant Equipped with 3pcs 5ft refrigerant charging hoses, it has 500PSI working pressure and 2500PSI burst pressure for R12/R22/R134A/R502 refrigerant. Dual-valve 3-way brass pressure gauge, -30-250PSI blue low pressure gauge and 0-500PSI red high pressure gauge with clear scale and accurate measurement. Delivery includes a hook for easy suspension to your car or anywhere you want to suspend it, convenient to use. Specifications: Material: Brass + Aluminum Alloy + Rubber Applicable Refrigerant: R12, R22, R134A, R502 Refrigerant Charging Hoses: 500 PSI working pressure and 2500 PSI burst pressure Hose Length: 1.5m/ 5ft Interface: 1/4SAE Package Size: 240 * 170 * 98mm/ 9.4 * 6.7 * 3.9in Pacakge Weight: 1500g/ 3.3lb Packing List: 1 * Manifold Gauge 3 * Charging Hose 1 * Bottle Opener for Refrigerant R134A 1 * R134A Adapter 2 * Quick Coupler Adapter 1 * Hook