12 Piece Solar BLACK FINISH Post Deck Fence Cap Lights for 5" X 5" Vinyl/PVC or Wood Posts With White LEDs and Clear Lens Base features a 5" diameter for plastic/PVC/vinyl posts Light is automatically activated by night fall 100% solar powered w/ no external wiring necessary Rechargeable battery included (1.2V AA 300mAh Ni-CD) Individual post cap lights; Each light measures 6" x 6" x 4.5"