High protection class: IP68 protection against weather and dust. Ambient temperature: -40°C - 105°C Widely used: Safe for outdoors, indoors and basement. Safety and ease of use : AWG 20-13 (wiring capacity: 0.5 mm² - 2.5 mm²). Quick and easy for electrical installations, outdoor cables and cable repairs or extensions. It is the perfect do-it-yourself tool for cable sealing. High quality: Made of Polyamide EP (Nylon PA66), UL94V-2. Resistance to pressure and temperature. Safe, reliable and durable. Brilliant product.