-High conversion efficiency: 300W solar panel with high quality panel, power conversion efficiency up to 23%. Good light transmission, the more sunlight, the higher the charging efficiency. -Plug and play: The reserved holes of the solar panel kit allow for quick installation and fixing, solar panels can be installed on uneven surfaces, very easy to install, carry and hang. -Waterproof design: The solar cells of the solar panel have a waterproof design, prevent short circuits or damage caused by rain, can withstand different environments, and are suitable for outdoor and indoor use. -Wide application: The solar cell of the solar panel is suitable for outdoor and indoor use, very suitable for caravans, boats, batteries, houses, caravans, gardens, outdoors. It can generate power in most weather conditions. -What you get: 1 x 300W solar panel, 1 x charge controller, 1 x cable clip, 1 x car charger, 4 x suction cups, this solar set is very suitable for outdoor life.