Copper Color Square 6x6 Solar Powered LED Post Cap Lights 8 Pack(for 6x6 Wood Post with 5.5 Actual Dimensions) 8 -Pack (FOR 6x6 Wood POST, WITH 5 1/2 X 5 1/2 Actual Dimensions) (NOT FOR True 6X6 PVC Post) Solar Powered LED Lights Help Enhance The Look Of Your Fence -- Add a nice Touch To Your Outdoor Ambient With These 6x6 solar powered copper LED lights-- (INFORMATIVE TIP) SOLAR LIGHTS MUST RECEIVE DIRECT SUNLIGHT IN ORDER TO GET FULLY CHARGED AND LAST MANY HOURS AT NIGHT. OUR LIGHT COME WITH THE CORRECT ADAPTER 5 5/8"X 5 5/8" FOR 6X6 WOOD POST, 6X6 WOOD POST ACTUAL DIMENSIONS ARE 5 1/2" x 5 1/2: Built In Solar Panel To Charge The Rechargeable Batteries (AA Rechargeable Batteries Included) ( NOT COMPATIBLE WITH 6X6 VINYL FENCE POSTS) Built in Dark Sensor, Lights Turn On Automatically At Night - 5-Bright LED Bulbs Built-in 8-Pack 6x6 Solar Powered Copper Square Fence Lights Warranty included - You may contact us with any questions or concerns you may have and we will gladly assist you) INFORMATIVE TIP: Solar Lights Required Strong Sunlight During The Day To Get Full Charged And Last Many Hour At Night