GreenLighting Solar LED Post Cap Light for 5 x 5 PVC Posts w/ 6 Inch Adapter (White, 2 Pack) LIGHT UP YOUR YARD - The easy to remove base is designed to work with 5" x 5" & 6" x 6" posts and is ideal for adding light along the border of your yard or on your driveways' posts. The long lasting LED bulb is designed to last for over 100,000 hours and emits an 8 Lumens output. AUTO ON/OFF - Take the work out of having to maintain your lights! A built-in sensor detects surrounding light and will automatically turn your lights off and on eliminating the need to constantly maintain them. EASY INSTALL - The 100% solar powered design requires no additional wiring or parts so you can take your light out of the box and get it up and running the same day! IT'S ALL THERE - From a weather resistant base to the included 1.2V AA 300mAh Ni-CD rechargeable battery GreenLighting has you covered! PRODUCT SPECIFICATIONS - Pack includes 2 post cap lights. Each light measures 7" x 7" x 4.7". Includes a removable 5"x5" base and 6"x6" base. Economically friendly lighting solution  100% solar powered Long-lasting LEDs provide bright 8-lumen glow Smooth, durable weather resistant surface is designed to handle the elements with ease Set it and forget it! Dusk-to-Dawn timer means you only need turn the lights on once Included adapter allows you to mount these lights on 5 x 5 and 6 x 6 posts