DURABLE MATERIAL: Our waterproof cable connector is made of PA66 plastic shell and nickel plated brass material with high strength, which is anti-corrosion, high temperature and low temperature resistant, UL94-V0 flame retardant, prolong the life of the wires. WATERPROOF PROTECTION: Waterproof rating has been upgraded to IP68, with silicone sealing rings to good waterproof performance. The waterproof junction box is suitable for indoor and outdoor use in adverse weather conditions. JACK BOX CONNECTION: M20 3-pin connector, with two sizes of rubber ring, cable range: 5-9mm, 9-12mm, voltages of 400V, rated current 17.5A, working temperature:-40105C. EASY INSTALLATION: Quick connection, screwless assembly, just open both ends of the waterproof cable connector, pass the cable straight through, change the inner diameter of the rubber ring by the size of the cable, then tighten to complete the waterproof seal. WIDE APPLICATIONS: This waterproof junction box is specially designed for outdoor use, making it perfect for a of applications such as garden lighting, outdoor signage, landscape lighting, pool equipment and more. It provides a secure housing for your electrical connections in outdoor environments. Colour: Material:Plastic Package Contents: 4 * Cable Connector 8 * rubber ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.