Loom solar 180 watt solar panel is made of A grade black silicon cells to generate electricity from sun. The cells are made of superior quality silicon which gives higher efficiency up to 20% and also performs better in low light. It is the latest panels in mono crystalline technology that comes with 5 busbars 36 cells and 25 years performance warranty. IP 67 rated junction with MC4 connectors and 1 meter wire is given for outdoor use.