4 Foot 20 Watt Solera Solar Lighting LED Display Light 4000KThe Light Efficient Design solar display light fixture features an all in one design. The solar panel and battery are built into the LED fixture. No need for a power source, which eliminates the need for trenching or wiring. Perfect for signage, billboards, advertisements, and walls. This fixture will turn on at night automatically and can be set to either stay at 100% light output or dim down if there is no motion. The 20 Watt Solera Solar Lighting