High-Quality Materials: Our waterproof electrical box is used high-quality plastic housing, silicone material waterproof sealing ring, copper screw holes, it will not crack or fade in sunlight, good waterproof performance, not easy to oxidize, is durable for years, corrosion-resistant, high temperature resistant, long life. Waterproof IP68 Outdoor Junction Box: Junction box outdoor waterproof ip68 is 3 wires (3-pole) M25 connector. IP68 high-level waterproof class, moisture-proof, dust-proof, anti-UV. 3 Way Plastic Terminal, can be installed horizontal and vertical as an external junction box, widely used in outdoor waterproof facilities, street light, buried light, garden light, outdoor floodlight, etc. Easy to Install: Loosen the end of the connector, insert the wire, just use a screwdriver to fix it, and then tighten it, the operation is easy and convenient. Small volume, just a screwdriver, so that the cable connector is installed in any place where it needs. It is utilized to install outdoor lamps and lanterns connection, wiring is easy to operate, more convenient, and safer. Note: Prohibited to charge inserted. Operating temperature:-40 to 221 Fahrenheit scale. Wide Usability Waterproof Box: The external junction boxes are suitable for kinds of LED billboards, LED tunnel lights, LED Road landscape lighting, LED outdoor display, LED garden lights. Further applications in coastal, river, sea, or underwater engineering, underground engineering, mining engineering, solar-wind power, solar water heaters, various machinery, and equipment. Junction Box Specifications: One in and two out, and is delivered in a four-position terminal block. Internal size: 71 x 56 x 29.3mm/2.79 inch x 2.2 inch x 1.15 inch(L x W x H). Terminal block current:40A. Terminal block voltage: AC 450V. Available wire diameter: 5-9mm, 9-12mm, 10-14mm.