Feature: 1. Thick and durable, the fluoride tube is composed of inner lining layer, inner rubber layer, reinforcement layer and outer rubber layer. 2. The use of high‑quality rubber materials makes the hose more resistant to corrosion, pressure, and durability. 3. PTFE gaskets are used at the interface, and an exhaust notch is designed for strong sealing. 4. The pipe body is equipped with explosion‑proof holes, which is safe and reliable to use and easy to operate and install. 5. It can be used in multiple scenarios, and all kinds of refrigeration equipment such as air conditioners, refrigerators, car air conditioners, and cold storage can be used. Specification: Item Type: Refrigerant Charging Hose Material: Copper Joint + Rubber Hose Weight: Approx. 374g~408g/13.2oz~14.4oz Purpose: Add Fluoride to Refrigeration Equipment Connector Specifications: 1/4 x 1/4 Maximum Pressure Value: 800PSI Burst Pressure Value: 4000PSI Scope of Application: For R-410a Type Refrigerant . Package List: 1 x Refrigerant Charging Hose Note: 1. Please allow 0‑2 cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.