M25 3-Way Plug Line External Electrical Junction Box The surface of the junction box is made of high-quality PC material, which has very good wear resistance and excellent high temperature resistance. It can be used in a variety of environments, and its service life is very long, so you can use it with confidence.GREENWAY is a large connector and switch manufacturer and supplier in China. We have been specialized in lighting for many years. Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.