Features [Premium Construction] Crafted with PA66 plastic shell, silicone water proof sealing ring, and copper screw holes, this junction box is antioxidant, anti corrosive, heat resistant, water proof, will not crack or fade in the sun. [IP68 Rating] With an IP68 water proof rating, this junction box is damp proof, dust proof, and UV resistant. For long term submersion, it is recommended to apply additional sealing treatment. [Easy Installation] Simply loosen the connector end, insert the wires, secure the connector with a screwdriver, and tighten. Small in size, can be installed anywhere needed, enabling simple and safe wiring. Do not insert wires when live. [Wide Application] Compatible with a wide range of LED products including LED billboards, tunnel lights, road landscape lighting, outdoor displays, and courtyard lights, making it a versatile choice for LED applications. [Versatile Applications] Suitable for coastal, river, marine, or underwater projects, underground installations, mining operations, solar and wind energy projects, solar water heaters, as well as various mechanical and equipment installations. Specification: Item Type: 4 Way Junction Box Material: Pa66, Silicone Model: LF M2068 Rated Voltage: 450V Water Proof Rating: IP68 Rated Current: 40A Wire Square Size: 0.5mm² to 6.0mm² Temperature Environment: -40℃ to +105℃ Wiring Diameter: Approx. 9-12mm / 0.35-0.47in Application: Outdoor, Lighting packing list: 1 x 4 Way Junction Box 3 x Screws Notice: Size may have errors. Package List 1 x 4 Way Junction Box 3 x Screws