Products using synthetic silicone rubber curing temperature, never change, high flexibility, high tear, the product life of up to 50 years. With good insulation properties, dielectric strength ≧ 35KV / mm, the insulation resistance ≧ 1000 Ω, flame retardancy LOI> 35%. Products designed for easy installation. Reusable snap when disassembly structure to facilitate maintenance. Products of high low temperature, can be -60 ℃ - used within the range 380 ℃. UV-resistant, excellent water repellency, anti-aging, long-running outdoor meet.