Plastic Copper 5 X 5 Outdoor 5 LED 78Lumens Solar Post Cap Light Designed to fit on 5x5 Hollow Vinyl/PVC/Plastic or Solid Wood/Composite Posts One 5"x5" Copper Fence Post Cap Solar Light One Pre-Installed 3.2V 300mAh Lithium-Ion Battery Light source: 5 Ultra Bright White LEDs Operating Time: Up to 8 hours (depending on weather, temperature, regions and sunlight intensity available) Dimensions : 6.25" (L) X 6.25" (W) X 4.25" (H)