1Anti Reverse: Premium diode is used, which only allows the current to pass in one direction, and blocks it in reverse direction to prevent reverse current from burning the photovoltaic panel. 21000V DC: High voltage load capacity, rated voltage 1000V DC, applicable to various solar power generation equipment. 3IP67 Waterproof: The waterproof ring in the male connector is designed for waterproof and dustproof, and the waterproof grade of the plug in box is IP67; PPO shell, insulation and flame retardant, heat resistant and anti corrosion, anti oxidation, UV resistance, high and low temperature resistance, and can be used in harsh environments. 4Strong Conductivity: Adopts copper tin plated inner core, which has strong conductivity and is compatible with photovoltaic cables with different insulation diameters. 5Crimping Connection: Powerful plug and unplg capability, male and female connetor are connected by crimping, which is easy to connect and disconnect, and not easy to fall off. The plug can be installed and removed quickly and easily without any additional instruments