Is the kit really IP68 waterproof?

🛠 Need waterproof sealing? MAKERELE Plastic Waterproof Adjustable NPT Cable Connectors Kit Cable Glands Nylon Joints With Gaskets passes IP68 and UL tests — See details →Yes. When tightened to 3 Nm the gland passes IP68 (5-bar, 30 min) water-pressure tests.