4 Pack Solar Fence Lights Warm Light Dusk to dawn, Solar fence lights keep light off during the day while charging and automatically turn on at sunset for nighttime illumination.The warm light from retro lamps is mostly decorative, and it can make your garden or patio look more warm and romantic on summer evenings. Energy Saving Running without wires, using solar energy to charge can save you a lot of electricity bills, and is great for decorating your gardens or patios and other dark outdoor areas. Warm Tip You need to install the solar panel in a place where the sun can shine, and the charging effect will be better when the switch is turned on.Please install the solar panel in a place where the sun can shine.If you need to open it during the day, you need to cover the solar panel to light up.