Waterproof Design: By protecting the silicone sealing ring, our junction box can achieve a super waterproof effect. Compared with the old version, the waterproof rating is up to IP68, which allows immersion in water up to a maximum depth of 4 m. Widely Used: ABS-PVC outdoor junction box, compression and temperature resistance, will not crack or fade in the sun, designed for home, garden, or farm. This waterproof junction box is ideal for harsh industrial or outdoor environments. Safety and Ease of Use: Easy and quick to use, ideal for repairing and extending power cords. The junction box can be easily installed underground and provides complete protection for the cable line. Excellent Sealing: High-quality materials, waterproof silicone gasket, different sizes allow you to create a tight fit. Stable and has good waterproof functions. Smart Design: Easy to install and no tools required. This junction box offers you a new wiring method with the terminal wrench. You don't need a screwdriver, no tools at all. Just lift and press and that's it. Our technological innovations can not only reduce wiring time by more than 50%, but the connection also becomes stronger. Number of delivered pieces: 1 Protection class: IP68 Number of plugging and unplugging: 500 Maximum outer diameter of the cable: 14 mm Conductor connection: screw crimping Contact resistance: <5M Insulation resistance: 500M Wire gauge: 2.5 ~ 4.0 Ambient temperature: -40~+85 Pollution level: 3 Housing material: thermoplastic Conductor material/plating: alloy copper/nickel plating