Features: 1) Suitable for copper cross connection cabinet or fiber optic crossconnection cabinet or other important Telecom electronic equipment 2) Waterproof, against moist caused by drastic changes in temperature 3) Suitable for outdoor use 4) Made of SMC material with excellent mechanical, cankerous resistantand fire-resistant performance and long time life Specifications: a) Temperature: -40 - 60°C b) Relative humidity: 95% (+40°C) c) Pressure: 70-106KPa d) Insulation resistance: 2 x 10,000MΩ e) It has a good waterproof performance