1Meets the standards of CE and TUV, anti-aging and anti-UV, high quality and good durability. 2Resistant to high and low temperature, IP67 waterproof, can be used in extreme weathers and conditions. 3Perfect sealing, good dustproof ability, can prolong the service life. 4Can bear the high current and high voltage. 5Easy to install without need of tools. Widely used in the solar panel cable.