Fire-resistant housing: The connector housing is made of fire-resistant PC material and has passed a 750°C glow wire test. It is robust and durable, protected against external influences such as drops or impacts. PVC sleeve: The replacement cover has a soft and flexible, flame-retardant conical PVC cover that encloses the cable to prevent twisting and damage. Suitable for various cable diameters: The cable housing can be cut to fit various cable diameters, from 6 mm to 16 mm. Ideal for connecting outdoor extension cords or installing and repairing damaged power cables. Easy assembly: Simply loosen the connection screws, follow the instructions to insert and secure the cables one by one, then screw the connection back into place to complete the assembly. Specifications: Single housing and cable protection, basic protection class IP44, good sealing against splashing water, Rated voltage: 250V, Rated current: 16A 50Hz, Rated power: 4000W.