... Product form:Stainless steel waterproof RJ45 connector, followed by double waterproof connector. Three core and four core . This ... waterproof2. Product model and name: 20 e. Followed by double waterproof connector3. The cable cores: 1, 2, 3, 44 ... tunnel light, street light, field exploration equipment, large electronic display screen, etc.Advantages:1. Waterproof, moistureproof, prevent bask in, get ...